APA استشهاد

Duncalf, B. (1978). The focalguide to slide tape. Focal Press.

استشهاد بنمط شيكاغو

Duncalf, Brian. The Focalguide to Slide Tape. London: Focal Press, 1978.

MLA استشهاد

Duncalf, Brian. The Focalguide to Slide Tape. Focal Press, 1978.