Παραπομπή APA

THOMPSON,Homer C. and KELLY,William C. (1957). VEGETABLE CROPS (5.). Mc GRAW-HILL BOOK COMPANY,INC.

Παραπομπή Chicago Style

THOMPSON,Homer C. and KELLY,William C. VEGETABLE CROPS. 5. NEW YORK: Mc GRAW-HILL BOOK COMPANY,INC, 1957.

Παραπομπή MLA

THOMPSON,Homer C. and KELLY,William C. VEGETABLE CROPS. 5. Mc GRAW-HILL BOOK COMPANY,INC, 1957.