Παραπομπή APA

R A Leng. (1991). Application of Biotechnology to Nutrition of animals in Developing Countries. International Book Distributing Co.

Παραπομπή Chicago Style

R A Leng. Application of Biotechnology to Nutrition of Animals in Developing Countries. International Book Distributing Co, 1991.

Παραπομπή MLA

R A Leng. Application of Biotechnology to Nutrition of Animals in Developing Countries. International Book Distributing Co, 1991.