Gaya APA

INC, E, L, S. (1978). A BASIC COURSE THREE ENGLISH 900 (VOL 3). NEW YORK: CASSEL & COLLIER MACMILLAN PUBLISHER LIMITED.

Gaya MLA

INC, ENGLISH, LANGUE, SERVICE,. "A BASIC COURSE THREE ENGLISH 900". VOL 3 NEW YORK: CASSEL & COLLIER MACMILLAN PUBLISHER LIMITED, 1978. Text.