APA引文

Subramanian, S. (1977). Bio-gas systems in Asia. Development Insititute.

Chicago Edition Citation

Subramanian, S.K. Bio-gas Systems in Asia. New Delhi: Development Insititute, 1977.

MLA引文

Subramanian, S.K. Bio-gas Systems in Asia. Development Insititute, 1977.

警告：這些引文格式不一定是100％准確.