Macherey, M. H., & Richards, J. N. (1932). Pyramids illustrated: A comprehensive manual for class use and exhibition purposes by Mathias H. Macherey and John N. Richards. A. S. Barnes.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিMacherey, Mathias H., এবং John N. Richards. Pyramids Illustrated: A Comprehensive Manual for Class Use and Exhibition Purposes by Mathias H. Macherey and John N. Richards. New York: A. S. Barnes, 1932.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিMacherey, Mathias H., এবং John N. Richards. Pyramids Illustrated: A Comprehensive Manual for Class Use and Exhibition Purposes by Mathias H. Macherey and John N. Richards. A. S. Barnes, 1932.
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