Cita APA (7a ed.)

Nigam, V. N., & Kapoor, A. N. (2004). A complete course in certificate geography (9., rev. ed., reprinted.). Pitambar Publ.

Cita Chicago Style (17a ed.)

Nigam, V. N., y A. N. Kapoor. A Complete Course in Certificate Geography. 9., rev. ed., reprinted. New Delhi: Pitambar Publ, 2004.

Cita MLA (9a ed.)

Nigam, V. N., y A. N. Kapoor. A Complete Course in Certificate Geography. 9., rev. ed., reprinted. Pitambar Publ, 2004.