Staubach, S. (2013). Clay: The history and evolution of humankind's relationship with earth's most primal element (First University Press of New England edition.). University Press of New England.
Čikaški stil citiranja (17. izdanje)Staubach, Suzanne. Clay: The History and Evolution of Humankind's Relationship with Earth's Most Primal Element. First University Press of New England edition. Hanover [New Hampshire]: University Press of New England, 2013.
MLA način citiranja (9. izdanje)Staubach, Suzanne. Clay: The History and Evolution of Humankind's Relationship with Earth's Most Primal Element. First University Press of New England edition. University Press of New England, 2013.
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