Cita APA (7th ed.)

Satish Kumar & Schumacher, E. F. (1981). The Schumacher lectures. Harper Colophon Books.

Cita Chicago (17th ed.)

Satish Kumar i E. F. Schumacher. The Schumacher Lectures. New York: Harper Colophon Books, 1981.

Cita MLA (9th ed.)

Satish Kumar i E. F. Schumacher. The Schumacher Lectures. Harper Colophon Books, 1981.