Παραπομπή APA

(1993). Encyclopaedia of horticulture: Vol.4. Discovery publishing House.

Παραπομπή Chicago Style

Encyclopaedia of Horticulture: Vol.4. New Delhi: Discovery publishing House, 1993.

Παραπομπή MLA

Encyclopaedia of Horticulture: Vol.4. Discovery publishing House, 1993.