Παραπομπή APA

Vincent, S., & Gillord, C. (1983). More games for your ZX81. Virgin books.

Παραπομπή Chicago Style

Vincent, Scott, και Clive Gillord. More Games for Your ZX81. London: Virgin books, 1983.

Παραπομπή MLA

Vincent, Scott, και Clive Gillord. More Games for Your ZX81. Virgin books, 1983.