Gaya APA

Na, S. (2011). An Analysis on The Mastery of Past Perfect Tense and Past Perfect Continuous Tense by The Fourth Semester Students of The Foreign Language Academy of Widya Dharma Pontianak in The Academic Year 2010/2011 . Pontianak: ABA Widya Dharma.

Gaya MLA

Na, Su. "An Analysis on The Mastery of Past Perfect Tense and Past Perfect Continuous Tense by The Fourth Semester Students of The Foreign Language Academy of Widya Dharma Pontianak in The Academic Year 2010/2011". Pontianak: ABA Widya Dharma, 2011. Final Paper.