(1971). Time Span Handbook / Elliot Jaques. Heinemann.
Chicago Style (17th ed.) CitationTime Span Handbook / Elliot Jaques. Heinemann, 1971.
MLA citiranjeTime Span Handbook / Elliot Jaques. Heinemann, 1971.
Opozorilo: Ti citati niso vedno 100% točni.