Cita APA (7th ed.)

WHITBY, M. (1978). Rural resource development: An economic approach. Methuen.

Cita Chicago (17th ed.)

WHITBY, M.C. Rural Resource Development: An Economic Approach. London: Methuen, 1978.

Cita MLA (9th ed.)

WHITBY, M.C. Rural Resource Development: An Economic Approach. Methuen, 1978.