Gaya APA
Suhendi, A. (2003).
An esp framework for foreign language learners (Vol. 3, No. 1/ April 2003).
Medan:
Fakultas Sastra Universitas Islam Sumatera Utara.
Gaya MLA
Suhendi, Andang.
"An esp framework for foreign language learners".
Vol. 3, No. 1/ April 2003
Medan:
Fakultas Sastra Universitas Islam Sumatera Utara,
2003.
Art Original.