442958 Simeons, C. (1978). Energy research and development programmes in Western Europe. Amsterdam : Elsevier Scientific.
Čikaški stil citiranja (17. izdanje)442958 Simeons, Charles. Energy Research and Development Programmes in Western Europe. Amsterdam : Elsevier Scientific, 1978.
MLA način citiranja (9. izdanje)442958 Simeons, Charles. Energy Research and Development Programmes in Western Europe. Amsterdam : Elsevier Scientific, 1978.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.