Gaya APA

Stone, S, W., Lele, U, J. (1989). Population pressure, the environment and agricultural intensification : variations on the Boserup hypothesis / Uma J. Lele, Steven W. Stone . : World Bank.

Gaya MLA

Stone, Steven, W.., Lele, Uma, J.. "Population pressure, the environment and agricultural intensification : variations on the Boserup hypothesis / Uma J. Lele, Steven W. Stone". : World Bank, 1989. Textbook.