Helmut Berve and Gottfried Gruben. Greek Temple Theatres and Shrines. photos by Max Hirmer. New York: Harry N. Abrams, 1963. photo of Heraeum ruins from the north-east, plate 107. photo of bases of prostyle columns seen from the west with echinus in background, plate 106.

Roger H. Clark and Michael Pause. Precedents in Architecture. New York: Van Nostrand Reinhold, 1985. grid geometry diagram, p194. — Updated edition available at Amazon.com

Sir Banister Fletcher. Sir Banister Fletcher's A History of Architecture. 18th ed., revised by J.C. Palmes. New York: Charles Scribner's Sons, 1975. ISBN 684-14207-4. NA200.F63. discussion, p225.

Kevin Matthews. The Great Buildings Collection on CD-ROM. Artifice, 2001. ISBN 0-9667098-4-5.— Available at Amazon.com