Gaya APA

Leach, J, A. (2002). Autocad 2002 companion: essentials of autocad plus solid modeling (1st ed). Boston: The McGraw-Hill Companies, Inc..

Gaya MLA

Leach, James, A.. "Autocad 2002 companion: essentials of autocad plus solid modeling". 1st ed Boston: The McGraw-Hill Companies, Inc., 2002. Printed Book.