Gaya APA

JOHNSON, E, A, ;, M, K. (2007). Plant Disturbance Ecology : The Process and The Response . : Elsevier.

Gaya MLA

JOHNSON, Edward, A., ;, MIYANISHI,, Kiyoko. "Plant Disturbance Ecology : The Process and The Response". : Elsevier, 2007. Buku.