HUISMAN, H. (1987). Regional and rural development planning series Nr.IX: Metode penelitian. F.Geografi-UGM.
Cita Chicago Style (17a ed.)HUISMAN, Henk. Regional and Rural Development Planning Series Nr.IX: Metode Penelitian. Yogyakarta: F.Geografi-UGM, 1987.
Cita MLA (9a ed.)HUISMAN, Henk. Regional and Rural Development Planning Series Nr.IX: Metode Penelitian. F.Geografi-UGM, 1987.
Precaución: Estas citas no son 100% exactas.