Singer, H. W. (1982). Technologies for basic needs (Second edition.). International Labour Office.
Čikaški stil citiranja (17. izdanje)Singer, H. W. Technologies for Basic Needs. Second edition. Geneva: International Labour Office, 1982.
MLA način citiranja (8. izdanje)Singer, H. W. Technologies for Basic Needs. Second edition. International Labour Office, 1982.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.