Technology in America - A History of Individuals and Ideas

Kako žive životinje

With 505 pictures in the text and 16 tables in many colors

Thalassia Jugoslavica

Ljubavni život životinja

Navodnjavanje poljoprivrednih kultura

Bilten br.1 savjeta za daljinska istraživanja i fotointerpretaciju

Zemlja - tajanstven planet

Sometimes, however, even scientists grope in the dark because the Earth does not easily reveal all its remaining secrets. Reality, as it often happens, is more exciting than any novel.