APA ציטוט

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.

ציטוט MLA

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