Gaya APA

Bowen, T., Marks, J. (1992). The pronunciation book (1 st Ed). harlow england: Longman Group UK Ltd Association with Pilgrims Language Courses Ltd of Conterberg.

Gaya MLA

Bowen, Tim., Marks, Jonathan. "The pronunciation book". 1 st Ed harlow england: Longman Group UK Ltd Association with Pilgrims Language Courses Ltd of Conterberg, 1992. Text.