APA (7th ed.) Citation

Guthrie, J. A. (1941). The newsprint paper industry: An economic analysis. Harvard University Press.

Chicago Style (17th ed.) Citation

Guthrie, John Alexander. The Newsprint Paper Industry: An Economic Analysis. Cambridge: Harvard University Press, 1941.

MLA (9th ed.) Citation

Guthrie, John Alexander. The Newsprint Paper Industry: An Economic Analysis. Harvard University Press, 1941.