Παραπομπή APA

Richey, C. (1961). Agricultural engineers handbook. Mc Graw-Hill Book Co.

Παραπομπή Chicago Style

Richey, CB. Agricultural Engineers Handbook. London: Mc Graw-Hill Book Co, 1961.

Παραπομπή MLA

Richey, CB. Agricultural Engineers Handbook. Mc Graw-Hill Book Co, 1961.