APA-viite

Omura,, G. (1994). Mastering autocad release 12 (with floppy) (1st.). BPB.

Chicago-tyylinen lähdeviittaus

Omura,, George. Mastering Autocad Release 12 (with Floppy). 1st. New Delhi: BPB, 1994.

MLA-viite

Omura,, George. Mastering Autocad Release 12 (with Floppy). 1st. BPB, 1994.