Gaya APA

ALEXANDER, L, G. (1986). PRACTICE AND PROGRESS : AN INTEGRATED COURSE FOR PRE-INTERMEDIATE STUDENTS . YOGYAKARTA: KANISIUS.

Gaya MLA

ALEXANDER, L., G.. "PRACTICE AND PROGRESS : AN INTEGRATED COURSE FOR PRE-INTERMEDIATE STUDENTS". YOGYAKARTA: KANISIUS, 1986. Text.