Gaya APA

m.pd, S, H. (1997). English for Academic Purposes a Guide and Resource Book for Teacher (Cet.1). [s.i.]: Cambridge University.

Gaya MLA

m.pd, Syarif, Hidayatulla,. "English for Academic Purposes a Guide and Resource Book for Teacher". Cet.1 [s.i.]: Cambridge University, 1997. Text.