309888 Sutton, M. C. (1976). Air-conditioning and refrigeration mechanic: Student's manual. Austin, Tex. : Instructional Materials Centre, University of Texas at Austin.
Lua i Stíl Chicago (17ú heag.)309888 Sutton, Mack C. Air-conditioning and Refrigeration Mechanic: Student's Manual. Austin, Tex. : Instructional Materials Centre, University of Texas at Austin, 1976.
Lua MLA (9ú heag.)309888 Sutton, Mack C. Air-conditioning and Refrigeration Mechanic: Student's Manual. Austin, Tex. : Instructional Materials Centre, University of Texas at Austin, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.