Gaya APA

Drs. Slamet Riyanto, M.Pd. (2011). 12 Tenses To Master in A Day . Yogyakarta: Pustaka Pelajar.

Gaya Chicago

Drs. Slamet Riyanto, M.Pd. 12 Tenses To Master in A Day. Yogyakarta: Pustaka Pelajar, 2011. Text.

Gaya MLA

Drs. Slamet Riyanto, M.Pd. 12 Tenses To Master in A Day. Yogyakarta: Pustaka Pelajar, 2011. Text.

Gaya Turabian

Drs. Slamet Riyanto, M.Pd. 12 Tenses To Master in A Day. Yogyakarta: Pustaka Pelajar, 2011. Print.