Παραπομπή APA

SINGH, S. P. (1995). SCIENTIFIC HORTICULTURE: V-4.

Παραπομπή Chicago Style

SINGH, S P. SCIENTIFIC HORTICULTURE: V-4. JODHPUR, SCIENTIFIC PUBLISHERS, 1995.

Παραπομπή MLA

SINGH, S P. SCIENTIFIC HORTICULTURE: V-4. 1995.