APA Citation

Roy, P. K. (2004). Economic geography: A study of resources (5th ed.). Kolkata: New central book.

Chicago Style Citation

Roy, P. K. Economic Geography: A Study of Resources. 5th ed. Kolkata: New central book, 2004.

MLA Citation

Roy, P. K. Economic Geography: A Study of Resources. 5th ed. Kolkata: New central book, 2004.

Warning: These citations may not always be 100% accurate.