APA

Krombein K. V., . (1999). Biodiversity of the domatia occupants (ants, wasps, bees, and others) of the Sri Lankan myrmecophyte Humboldtia laurifola Vahl (Fabaceae). Washington, DC: Smithsonian Institution Press.

Chicago

Krombein Karl V, . 1999. Biodiversity of the domatia occupants (ants, wasps, bees, and others) of the Sri Lankan myrmecophyte Humboldtia laurifola Vahl (Fabaceae). Washington, DC: Smithsonian Institution Press.

Harvard

Krombein K. V., . (1999). Biodiversity of the domatia occupants (ants, wasps, bees, and others) of the Sri Lankan myrmecophyte Humboldtia laurifola Vahl (Fabaceae). Washington, DC: Smithsonian Institution Press.

MLA

Krombein Karl V, . Biodiversity of the domatia occupants (ants, wasps, bees, and others) of the Sri Lankan myrmecophyte Humboldtia laurifola Vahl (Fabaceae). Washington, DC: Smithsonian Institution Press. 1999.