Trích dẫn APA

George Mathen. (1991). Mrugasamrakshana thatvangal: Principles of animal husbandry. State institute of languages.

Trích dẫn kiểu Chicago

George Mathen. Mrugasamrakshana Thatvangal: Principles of Animal Husbandry. Thiruvananthapuram: State institute of languages, 1991.

Trích dẫn MLA

George Mathen. Mrugasamrakshana Thatvangal: Principles of Animal Husbandry. State institute of languages, 1991.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.