Gertzen, T. L. (2016). Giant of Egyptology: 33rd of a series ; Wilhelm Leeser Spiegelberg (1870-1930) / by Thomas L. Gertzen. KMT : a modern journal of ancient Egypt.
Lua i Stíl Chicago (17ú heag.)Gertzen, Thomas L. "Giant of Egyptology: 33rd of a Series ; Wilhelm Leeser Spiegelberg (1870-1930) / by Thomas L. Gertzen." KMT : A Modern Journal of Ancient Egypt 2016.
Lua MLA (8ú heag.)Gertzen, Thomas L. "Giant of Egyptology: 33rd of a Series ; Wilhelm Leeser Spiegelberg (1870-1930) / by Thomas L. Gertzen." KMT : A Modern Journal of Ancient Egypt, 2016.
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