Langdon, W. C., & Renner, G. T. (1936). Geography: An introduction to human ecology. Aplleton-century-Croft.
Chicago Style (17th ed.) CitationLangdon, White C., and George T. Renner. Geography: An Introduction to Human Ecology. Aplleton-century-Croft, 1936.
MLA (8th ed.) CitationLangdon, White C., and George T. Renner. Geography: An Introduction to Human Ecology. Aplleton-century-Croft, 1936.
Warning: These citations may not always be 100% accurate.