Gaya APA

Auvil, K, W., Swanson, C, P. (1997). Perpective Drawing . California: California: Mayfield Publishing Company; 1997.

Gaya MLA

Auvil, Kenneth, W.., Swanson, Carl, P.. "Perpective Drawing". California: California: Mayfield Publishing Company; 1997, 1997. Text.