APA (7th ed.) Citation

DE BLIJ, H. J. (1970). Geography regions and concepts. John Wiley and Sons.

Chicago Style (17th ed.) Citation

DE BLIJ, Harm J. Geography Regions and Concepts. New York: John Wiley and Sons, 1970.

MLA (9th ed.) Citation

DE BLIJ, Harm J. Geography Regions and Concepts. John Wiley and Sons, 1970.

Warning: These citations may not always be 100% accurate.