(1975). Teacher,s study guide on the biology of human population Asia. Unesco.
Cita Chicago Style (17a ed.)Teacher,s Study Guide on the Biology of Human Population Asia. Paris: Unesco, 1975.
Cita MLA (9a ed.)Teacher,s Study Guide on the Biology of Human Population Asia. Unesco, 1975.
Precaución: Estas citas no son 100% exactas.