Cita APA (7th ed.)

Dubey, R. N., & Negi, B. S. (1968). Economic geography of India ([12th ed.].). Kitab Mahal.

Cita Chicago (17th ed.)

Dubey, R. N., i Balbir Singh Negi. Economic Geography of India. [12th ed.]. Allahabad: Kitab Mahal, 1968.

Cita MLA (9th ed.)

Dubey, R. N., i Balbir Singh Negi. Economic Geography of India. [12th ed.]. Kitab Mahal, 1968.