Παραπομπή APA

Koster, j. V. (1976). Freshwater fish pond culture and management.

Παραπομπή Chicago Style

Koster, john; Vita. Freshwater Fish Pond Culture and Management. Scientific Publishers, Jodhpur, 1976.

Παραπομπή MLA

Koster, john; Vita. Freshwater Fish Pond Culture and Management. 1976.