Cita APA (7th ed.)

Edman, V. R. (1948). The disciplines of life. World Wide Pub..

Cita Chicago (17th ed.)

Edman, V. Raymond. The Disciplines of Life. Minneapolis: World Wide Pub., 1948.

Cita MLA (9th ed.)

Edman, V. Raymond. The Disciplines of Life. World Wide Pub., 1948.