Cita APA (7a ed.)

Baker, P. T. (1977). Human population problems in the biosphere: Some research strategies and designs. Unesco.

Cita Chicago Style (17a ed.)

Baker, Paul T. Human Population Problems in the Biosphere: Some Research Strategies and Designs. Paris: Unesco, 1977.

Cita MLA (9a ed.)

Baker, Paul T. Human Population Problems in the Biosphere: Some Research Strategies and Designs. Unesco, 1977.