Cita APA

Ritesh Kumar & Sujit Kumar. (2013). Upkar's UGC NET/JRF/SET Geography (papaer II &III ) (2 nd ed.). Upkar Prakasan.

Citación estilo Chicago

Ritesh Kumar and Sujit Kumar. Upkar's UGC NET/JRF/SET Geography (papaer II &III ). 2 nd ed. Agra: Upkar Prakasan, 2013.

Cita MLA

Ritesh Kumar and Sujit Kumar. Upkar's UGC NET/JRF/SET Geography (papaer II &III ). 2 nd ed. Upkar Prakasan, 2013.