APA
(1990). Sustainable agriculture: Issues, perspectives and prospects in semiarid tropics: Proceedings of the first International symposium on natural resources management for a sustainable agriculture Delhi. Feb 1990. V 2. : ISA.
Chicago
1990. Sustainable agriculture: Issues, perspectives and prospects in semiarid tropics: Proceedings of the first International symposium on natural resources management for a sustainable agriculture Delhi. Feb 1990. V 2. : ISA.
Harvard
(1990). Sustainable agriculture: Issues, perspectives and prospects in semiarid tropics: Proceedings of the first International symposium on natural resources management for a sustainable agriculture Delhi. Feb 1990. V 2. : ISA.
MLA
Sustainable agriculture: Issues, perspectives and prospects in semiarid tropics: Proceedings of the first International symposium on natural resources management for a sustainable agriculture Delhi. Feb 1990. V 2. : ISA. 1990.