Larvae of the Apidae Hymenoptera, Apoidea : part I. Apni, Apis /

por Torchio, Philip F. 1933-2013
Publicado 1975

The biology and external morphology of bees : with a synopsis of the genera of northwestern america /

por Stephen, William Procuronoff 1927-2016
Publicado 1969

Pollination of cultivated plants in the tropics /

por Accorti, Marco
Publicado 1995