Παραπομπή APA

Prasad, S., & Kumar, U. Principles of horticulture. Agro Botanica.

Παραπομπή Chicago Style

Prasad, Surendra, και U. Kumar. Principles of Horticulture. Bikaner: Agro Botanica.

Παραπομπή MLA

Prasad, Surendra, και U. Kumar. Principles of Horticulture. Agro Botanica.