Sotheby's : : Art at Auction 1988 - '89 / / Edited by Sally Liddell ; authors Richard Cork, Scott Schaefer, James Miller, ...(et al.).

MLA

Liddell, Sally, et al. Sotheby's : Art At Auction 1988 - '89. London: Sotheby's Publications, 1989.

APA

Liddell, S., Cork, R., Schaefer, S., & Miller, J. (1989). Sotheby's : Art at Auction 1988 - '89. London: Sotheby's Publications.

Chicago

Liddell, Sally, Richard Cork, Scott Schaefer, and James Miller. Sotheby's: Art At Auction 1988 - '89. London: Sotheby's Publications, 1989.