APA aipamena

Boyden, D. P. (1989). Gale directory of publications update: An interedition service reporting more than 3,000 changes to publications listed in the base volume and adding about 1,700 new listings. Gale Research.

Chicago Style aipamena

Boyden, Donald P. Gale Directory of Publications Update: An Interedition Service Reporting More than 3,000 Changes to Publications Listed in the Base Volume and Adding About 1,700 New Listings. Detroit, Michigan: Gale Research, 1989.

MLA aipamena

Boyden, Donald P. Gale Directory of Publications Update: An Interedition Service Reporting More than 3,000 Changes to Publications Listed in the Base Volume and Adding About 1,700 New Listings. Gale Research, 1989.