Gaya APA

Cyssco,Dhanny.R., . (2001). ENGLISH GRAMMAR PRACTICE FOR TOEFL PREPARATION TEST EDISI REVISI (REVISI). : .

Gaya MLA

Cyssco,Dhanny.R., . "ENGLISH GRAMMAR PRACTICE FOR TOEFL PREPARATION TEST EDISI REVISI". REVISI : , 2001. Buku.