Squire, G. (1972). Buttons : a guide for collectors: A guide for collectors. Muller.
Chicago Style (17th ed.) CitationSquire, Gwen. Buttons : A Guide for Collectors: A Guide for Collectors. London: Muller, 1972.
MLA (9th ed.) CitationSquire, Gwen. Buttons : A Guide for Collectors: A Guide for Collectors. Muller, 1972.
Warning: These citations may not always be 100% accurate.