APA

Omura (George); Callori (Robert B), . (1999). Autocad 2000: Instant Reference. : .

Chicago

Omura (George); Callori (Robert B), . 1999. Autocad 2000: Instant Reference. : .

Harvard

Omura (George); Callori (Robert B), . (1999). Autocad 2000: Instant Reference. : .

MLA

Omura (George); Callori (Robert B), . Autocad 2000: Instant Reference. : . 1999.