Cita APA (7a ed.)

(1975). TEACHER'S study guide on the biology of human populations: Africa. The UNESCO Press.

Cita Chicago Style (17a ed.)

TEACHER'S Study Guide on the Biology of Human Populations: Africa. París: The UNESCO Press, 1975.

Cita MLA (8a ed.)

TEACHER'S Study Guide on the Biology of Human Populations: Africa. The UNESCO Press, 1975.