Gaya APA

Deborah, P. ( cm x cm x cm ). Longman Preparation Course for the Toefl Test (Pearson Education). Jakarta: Pearson Education; 20: Jakarta.

Gaya MLA

Deborah, Phillips. "Longman Preparation Course for the Toefl Test". Pearson Education Jakarta: Pearson Education; 20: Jakarta, cm x cm x cm . Text.