Gaya APA

Swanson, C, P., Budzik, R, S. (1969). Precission sheet metal shop theory . Indianapolis: Indianapolis: Howard S. Sams & Co; 1969.

Gaya MLA

Swanson, Carl, P.., Budzik, Richard, S. "Precission sheet metal shop theory". Indianapolis: Indianapolis: Howard S. Sams & Co; 1969, 1969. Text.