Gaya APA

Lueptow, R, M. (2008). Graphics concepts for computer-aided design (2nd.ed.). Upper Saddle River, New Jersey: Pearson Education.

Gaya MLA

Lueptow, Richard, M.. "Graphics concepts for computer-aided design". 2nd.ed. Upper Saddle River, New Jersey: Pearson Education, 2008. Teks.