Cita APA (7th ed.)

Troland, L. T. (1967). The fundamentals of human motivation. Hafner Pub.

Cita Chicago (17th ed.)

Troland, Leonard Thompson. The Fundamentals of Human Motivation. New York: Hafner Pub, 1967.

Cita MLA (9th ed.)

Troland, Leonard Thompson. The Fundamentals of Human Motivation. Hafner Pub, 1967.