APA

Planty E. G., Freeston J. T., . (1954). Developing management ability: 600 questions and answers. New York: Ronald Press Co.

Chicago

Planty Earl Gerald, Freeston J Thomas, . 1954. Developing management ability: 600 questions and answers. New York: Ronald Press Co.

Harvard

Planty E. G., Freeston J. T., . (1954). Developing management ability: 600 questions and answers. New York: Ronald Press Co.

MLA

Planty Earl Gerald, Freeston J Thomas, . Developing management ability: 600 questions and answers. New York: Ronald Press Co. 1954.