Macaulay, D. (1975). Pyramid. Houghton Mifflin Company.
Chicago-čujuhus (17. p.)Macaulay, David. Pyramid. Boston: Houghton Mifflin Company, 1975.
MLA-čujuhus (9. p.)Macaulay, David. Pyramid. Houghton Mifflin Company, 1975.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.