Gaya APA

HARRIS, D, P. (1969). TESTING ENGLISH AS A SECOND LANGUAGE . NEW YORK: McGRAW-HILL INTERNATIONAL EDITIONS.

Gaya MLA

HARRIS, DAVID, P.. "TESTING ENGLISH AS A SECOND LANGUAGE". NEW YORK: McGRAW-HILL INTERNATIONAL EDITIONS, 1969. Prodi S1 Sastra Inggris.