Cita APA (7th ed.)

WHITMAN, W. C., & JOHNSON, W. M. (1987). Refrigeration and air conditioning technology: Conceptsprocedures, and troubleshooting techniques. Delmar Pub.

Cita Chicago (17th ed.)

WHITMAN, William C., i William M. JOHNSON. Refrigeration and Air Conditioning Technology: Conceptsprocedures, and Troubleshooting Techniques. New York: Delmar Pub, 1987.

Cita MLA (9th ed.)

WHITMAN, William C., i William M. JOHNSON. Refrigeration and Air Conditioning Technology: Conceptsprocedures, and Troubleshooting Techniques. Delmar Pub, 1987.