APA

Bolton B., . (1997). Identification guide to the ant genera of the world. Cambridge, Mass: Harvard University Press.

Chicago

Bolton Barry, . 1997. Identification guide to the ant genera of the world. Cambridge, Mass: Harvard University Press.

Harvard

Bolton B., . (1997). Identification guide to the ant genera of the world. Cambridge, Mass: Harvard University Press.

MLA

Bolton Barry, . Identification guide to the ant genera of the world. Cambridge, Mass: Harvard University Press. 1997.