Gaya APA

Tan, B. (1997). The easy n right usage of english with exercises n answers / Brenda Tan . : Pal and Elizabeth Book Service Pte Ltd.

Gaya MLA

Tan, Brenda. "The easy n right usage of english with exercises n answers / Brenda Tan". : Pal and Elizabeth Book Service Pte Ltd, 1997. Textbook.