Gaya APA

Ardiyan, . (2009). Some grammatical errors made by the students of UNPAM (13 (1) April). Jakarta: UPT. MKU Universitas Tarumanagara.

Gaya MLA

Ardiyan, . "Some grammatical errors made by the students of UNPAM". 13 (1) April Jakarta: UPT. MKU Universitas Tarumanagara, 2009. Text.