APA استشهاد

Agarwal, S. K. . .. (2005). Non-conventional energy systems. APH publishing corporation.

استشهاد بنمط شيكاغو

Agarwal, S K. Non-conventional Energy Systems. New Delhi: APH publishing corporation, 2005.

MLA استشهاد

Agarwal, S K. Non-conventional Energy Systems. APH publishing corporation, 2005.