APA (7th ed.) Citation

NA. (1966). Observations on territoriality and a new nesting substrate of Xylocopa californica arizonensis Cresson (Hymenoptera: Apoidea). Zenodo.

Chicago Style (17th ed.) Citation

NA. Observations on Territoriality and a New Nesting Substrate of Xylocopa Californica Arizonensis Cresson (Hymenoptera: Apoidea). Zenodo, 1966.

MLA (9th ed.) Citation

NA. Observations on Territoriality and a New Nesting Substrate of Xylocopa Californica Arizonensis Cresson (Hymenoptera: Apoidea). Zenodo, 1966.

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