Retke knjige
Opšta lingvistika
Knjiga Opšta lingvistika ili Opći kurs lingvistike (1916., posthumno sastavljena od predavanja švicarskog lingvista Ferdinanda de Saussurea, 1857.–1913.) predstavlja temelj strukturalizma i moderne lingvistike.
Opstetričko-ginekološka propedeutika
Manualia Universitatis studiorum Zagrabiensis - Udžbenici sveučilišta u Zagrebu
O religiji i kršćanstvu
The anthology *On Religion and Christianity* by Carl Gustav Jung, published by UPT (Đakovo), presents a selection of Jung’s key texts on the psychological significance of faith and religious symbols.
Orlov dar
The Eagle's Gift is not just a shamanic manual, but also a philosophical meditation on the nature of reality, death, and the possibility of transcendence. Castaneda invites the reader to question their own beliefs about the world and open themselves to ne
O samoći i drugi ogledi
Montaigne is considered the father of the essay (The Views were first published in 1580), a literary form that combines a scientific approach and the author's personal view of the subject.
Oscar i Lucinda
The novel tells the unusual love story of an English priest and an Australian heiress in the 19th century. Bound by a passion for gambling and faith, they embark on a crazy bet together – transporting a glass church through the Australian outback.
Osijek
A luxurious photomonography of the city with an introductory study by historian Ivo Mažuran and photographs by Stjepan Kes. Ivo Mažuran is a famous Croatian historian and archivist, one of the best experts on the history of Osijek and Slavonia.
Osijek: Zapis o duši
The book *Osijek: A Record of the Soul* by Julijana Matanović and Marin Topić is an emotional and visual tribute to the city, blending the written word and artistic photography into a unique portrait of Osijek.
Osječka bibliografija I-II: Tiskarsko-izdavačka djelatnost u Osijeku od 1742. do 1978. godine
The capital bibliography of printing and publishing activities in Osijek from 1742 to 1978 lists thousands of books, newspapers, magazines and small print, regardless of language. A classic of Croatian bibliographic creativity of the 20th century.