Cita APA (7th ed.)

Burley, T. (1973). The Philippines: An economic and social geography. Bell.

Cita Chicago (17th ed.)

Burley, T.M. The Philippines: An Economic and Social Geography. London: Bell, 1973.

Cita MLA (9th ed.)

Burley, T.M. The Philippines: An Economic and Social Geography. Bell, 1973.