Michener, C. D. (1978). The classification of Halictine bees: Tribes and old world nonparasitic genera with strong venation. University of Kansas.
Citazione stile Chigago Style (17a edizione)Michener, Charles Duncan. The Classification of Halictine Bees: Tribes and Old World Nonparasitic Genera with Strong Venation. [Lawrence: University of Kansas, 1978.
Citatione MLA (9a ed.)Michener, Charles Duncan. The Classification of Halictine Bees: Tribes and Old World Nonparasitic Genera with Strong Venation. University of Kansas, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.