Gaya APA

chan, L, M. (1980). Immroths Guide to The Library of Conggress Classification (Ed.3 -). Littleton Colorado: Littleton Librarie Unlimited Inc..

Gaya MLA

chan, Lois, Mai. "Immroths Guide to The Library of Conggress Classification". Ed.3 - Littleton Colorado: Littleton Librarie Unlimited Inc., 1980. Text.