Berger, A. M. B. (1996). Mensuration and proportion signs: Origins and evolution (1. publ., repr.). Clarendon Press.
Chicago Style (17th ed.) CitationBerger, Anna Maria Busse. Mensuration and Proportion Signs: Origins and Evolution. 1. publ., repr. Oxford [u.a.]: Clarendon Press, 1996.
MLA (9th ed.) CitationBerger, Anna Maria Busse. Mensuration and Proportion Signs: Origins and Evolution. 1. publ., repr. Clarendon Press, 1996.
Warning: These citations may not always be 100% accurate.