APA (7th ed.) Citation

Johnston, R. J. (1982). The American urban system : a geographical perspective / R.J. Johnston: A geographical perspective. Longman.

Chicago Style (17th ed.) Citation

Johnston, R. J. The American Urban System : A Geographical Perspective / R.J. Johnston: A Geographical Perspective. London: Longman, 1982.

MLA (9th ed.) Citation

Johnston, R. J. The American Urban System : A Geographical Perspective / R.J. Johnston: A Geographical Perspective. Longman, 1982.

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