Z. Perjes

An Overview of sociological resea...

An Overview of sociological research in Hungary

Year unknown

Basic Problems of State and Society

Basic Problems of State and Society

Year unknown Gyula Antalffy and Z. Perjes

Batuvčir's specimens of Mongolian...

Batuvčir's specimens of Mongolian penmanship (1934)

Year unknown

Biotechnology and Food Industry

Biotechnology and Food Industry

Year unknown J. Hollo, D. Torley, and Z. Perjes

Contrasting English with Hungarian

Year unknown

Contrastive studies Hungarian-English

Year unknown

Geoelectric and geothermal studies (East-central Europe, Soviet Asia)

Year unknown A. Adam and Z. Perjes

Geomorphological and Geoecologica...

Geomorphological and Geoecological Essays

Year unknown Marton Pecsi and Z. Perjes

Relativity Today

Relativity Today

Year unknown

Relativity Today

Relativity Today

Year unknown

Studies on mathematical programming

Studies on mathematical programming

Year unknown A. Prekopa and Z. Perjes

The Comparison of law

The Comparison of law

Year unknown P. Csillag and Z. Perjes