Citazione Stile APA (7a Edizione)

Pigors, P. J. W., & Pigors, F. (1961). Case method in human relations: The incident process. McGraw-Hill.

Citazione stile Chigago Style (17a edizione)

Pigors, Paul John William, e Faith Pigors. Case Method in Human Relations: The Incident Process. New York: McGraw-Hill, 1961.

Citatione MLA (9a ed.)

Pigors, Paul John William, e Faith Pigors. Case Method in Human Relations: The Incident Process. McGraw-Hill, 1961.