Gaya APA

Ryan, R, (. (2003). Journal of environmental and planning management (Vol. 46 no. 1 Januari 2003; 19-38 hal). Oxfordshire: Carfax Publishing Taylor & Francis Group Ltd..

Gaya MLA

Ryan, Robert, (et.al). "Journal of environmental and planning management". Vol. 46 no. 1 Januari 2003; 19-38 hal Oxfordshire: Carfax Publishing Taylor & Francis Group Ltd., 2003. Text.