Gaya APA

Hotta, K., Sembiring, D, J, M. (1995). Coastal management in the Asian-Pacific region: issues and approaches . Tokyo: JIMSTEF.

Gaya MLA

Hotta, K.., Sembiring, David, J., M.. "Coastal management in the Asian-Pacific region: issues and approaches". Tokyo: JIMSTEF, 1995. Cetak.