Gaya APA

B.S., A, D, A., Tyrnquist, . (1992). Instructor's Manual Modern: Refrigeration and Air Conditioning . America: The Goodheart - Willcox.

Gaya MLA

B.S., Andrew, D, Althouse,., Tyrnquist, . "Instructor's Manual Modern: Refrigeration and Air Conditioning". America: The Goodheart - Willcox, 1992. Text.