Cita APA (7a ed.)

Richardson, T. M., & Haskell, W. (1969). A training course in sanitation for food service workers: A series based on lectures (New and rev. ed.). Institutions Magazine.

Cita Chicago Style (17a ed.)

Richardson, Treva M., y W.H Haskell. A Training Course in Sanitation for Food Service Workers: A Series Based on Lectures. New and rev. ed. Chicago: Institutions Magazine, 1969.

Cita MLA (9a ed.)

Richardson, Treva M., y W.H Haskell. A Training Course in Sanitation for Food Service Workers: A Series Based on Lectures. New and rev. ed. Institutions Magazine, 1969.