Cita APA

Singh, N. K. (2004). Encyclopedia of the world scientists (10 Volumes). APH Publishing Corporation.

Citación estilo Chicago

Singh, Nagendra Kr. Encyclopedia of the World Scientists (10 Volumes). New Delhi: APH Publishing Corporation, 2004.

Cita MLA

Singh, Nagendra Kr. Encyclopedia of the World Scientists (10 Volumes). APH Publishing Corporation, 2004.