Dyfyniad APA

Lessing, D. (1971). Briefing for a descent into hell. Flamingo.

Dyfyniad Arddull Chicago

Lessing, Doris. Briefing for a Descent into Hell. London: Flamingo, 1971.

Dyfyniad MLA

Lessing, Doris. Briefing for a Descent into Hell. Flamingo, 1971.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.