Cita APA (7th ed.)

Kroc, R., & Anderson, R. (1987). Grinding it out: : the making of McDonald's. St. Martin's Paperbacks.

Cita Chicago (17th ed.)

Kroc, Ray, i Robert Anderson. Grinding It Out: : The Making of McDonald's. New York: St. Martin's Paperbacks, 1987.

Cita MLA (8th ed.)

Kroc, Ray, i Robert Anderson. Grinding It Out: : The Making of McDonald's. St. Martin's Paperbacks, 1987.