Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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