Cita APA (7a ed.)

Nigam, V. N., & Bhatkoti, A. (1998). A complete course in certificate geography (7., thoroughly rev. ed., reprinted.). Pitambar Publ.

Cita Chicago Style (17a ed.)

Nigam, V. N., y A. Bhatkoti. A Complete Course in Certificate Geography. 7., thoroughly rev. ed., reprinted. New Delhi: Pitambar Publ, 1998.

Cita MLA (9a ed.)

Nigam, V. N., y A. Bhatkoti. A Complete Course in Certificate Geography. 7., thoroughly rev. ed., reprinted. Pitambar Publ, 1998.