Não informado. Planning: A broadsheet issued by PEP. Political and Economic Planning.
Chicago-Zitierstil (17. Ausg.)Não informado. Planning: A Broadsheet Issued by PEP. London: Political and Economic Planning.
MLA-Zitierstil (8. Ausg.)Não informado. Planning: A Broadsheet Issued by PEP. Political and Economic Planning.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.