MLAunknown (photographer). Portrait of Herbert M. Greene - University of Texas Libraries Collections. undated. https://collections.lib.utexas.edu/catalog/utlarch:3f7363c9-c765-4865-81bf-0ca03b7a798e
APAunknown (photographer). (undated). Portrait of Herbert M. Greene. Retrieved November 29, 2021, from https://collections.lib.utexas.edu/catalog/utlarch:3f7363c9-c765-4865-81bf-0ca03b7a798e
Chicagounknown (photographer). Portrait of Herbert M. Greene. undated. "Portrait of Herbert M. Greene – Collections". University of Texas Libraries Collections. <https://collections.lib.utexas.edu/catalog/utlarch:3f7363c9-c765-4865-81bf-0ca03b7a798e> (29-November-2021).
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