APA (7th ed.) Citation

Hurd, P. D. (1963). A classification of the large Carpented bees <Xylocopini>.

Chicago Style (17th ed.) Citation

Hurd, Paul David. A Classification of the Large Carpented Bees <Xylocopini>. 1963.

MLA (9th ed.) Citation

Hurd, Paul David. A Classification of the Large Carpented Bees <Xylocopini>. 1963.

Warning: These citations may not always be 100% accurate.