APA ציטוט

Singapore Council of Social Service. (1979). Social service directory ([2d ed.].). Singapore Council of Social Service.

Chicago Style (17th ed.) Citation

Singapore Council of Social Service. Social Service Directory. [2d ed.]. Singapore: Singapore Council of Social Service, 1979.

ציטוט MLA

Singapore Council of Social Service. Social Service Directory. [2d ed.]. Singapore Council of Social Service, 1979.