C.D.C.D.MichenerC.D.C.D., Classification of the Apidae, „University of Kansas Science Bulletin”, 54, 1990, s. 75-163.
doi.org
dx.doi.org
Charles D.Ch.D.MichenerCharles D.Ch.D., Robert R.R.R.SokalRobert R.R.R., A Quantitative Approach to a Problem in Classification, „Evolution”, 11 (2), 1957, s. 130–162, DOI: 10.2307/2406046, JSTOR: 2406046.
Charles D.Ch.D.MichenerCharles D.Ch.D., Biogeography of the Bees, „Annals of the Missouri Botanical Garden”, 66 (3), 1979, s. 277–347, DOI: 10.2307/2398833, JSTOR: 2398833.
jstor.org
Charles D.Ch.D.MichenerCharles D.Ch.D., Robert R.R.R.SokalRobert R.R.R., A Quantitative Approach to a Problem in Classification, „Evolution”, 11 (2), 1957, s. 130–162, DOI: 10.2307/2406046, JSTOR: 2406046.
Charles D.Ch.D.MichenerCharles D.Ch.D., Biogeography of the Bees, „Annals of the Missouri Botanical Garden”, 66 (3), 1979, s. 277–347, DOI: 10.2307/2398833, JSTOR: 2398833.
S.F.S.F.SakagamiS.F.S.F., C.D.C.D.MichenerC.D.C.D., The Nest Architecture of the Sweat Bees (Halictinae), a Comparative Study, University of Kansas Press, 1962, OCLC1435414. Brak numerów stron w książce
C.D.C.D.MichenerC.D.C.D., The Social Behavior of the Bees, Harvard University Press, 1974, ISBN 978-0-674-81175-1, OCLC1009131. Brak numerów stron w książce
C.D.C.D.MichenerC.D.C.D., R.J.R.J.McGinleyR.J.R.J., B.N.B.N.DanforthB.N.B.N., The Bee Genera of North and Central America, Smithsonian Institution Press, 1994, ISBN 978-1-56098-256-2, OCLC750882987. Brak numerów stron w książce
C.D.C.D.MichenerC.D.C.D., The Bees of the World, Johns Hopkins University Press, 2000, ISBN 978-0-8018-6133-8, OCLC246596641. Brak numerów stron w książce