Gaya APA

Hardiyatmo, Hary Christady. (2006). Penanganan Tanah Longsor Erosi . Yogyakarta: Gajah Mada University Press.

Gaya Chicago

Hardiyatmo, Hary Christady. Penanganan Tanah Longsor Erosi. Yogyakarta: Gajah Mada University Press, 2006. Text.

Gaya MLA

Hardiyatmo, Hary Christady. Penanganan Tanah Longsor Erosi. Yogyakarta: Gajah Mada University Press, 2006. Text.

Gaya Turabian

Hardiyatmo, Hary Christady. Penanganan Tanah Longsor Erosi. Yogyakarta: Gajah Mada University Press, 2006. Print.