APA Style

ed.Lang, Andrew. (1974). The new book of knowledge W-X, Y-Z (vol.20). New York: Grolier.

Chicago Style

ed.Lang, Andrew. The new book of knowledge W-X, Y-Z. vol.20 New York: Grolier, 1974. Referensi.

MLA Style

ed.Lang, Andrew. The new book of knowledge W-X, Y-Z. vol.20 New York: Grolier, 1974. Referensi.

Turabian Style

ed.Lang, Andrew. The new book of knowledge W-X, Y-Z. vol.20 New York: Grolier, 1974. Referensi.