APA Alıntı

Spence, R. (1991). Clipper programming guide (2nd ed.). BPB Book Centre.

Chicago Stili Alıntı

Spence, Rick. Clipper Programming Guide. 2nd ed. Delhi: BPB Book Centre, 1991.

MLA Alıntı

Spence, Rick. Clipper Programming Guide. 2nd ed. BPB Book Centre, 1991.