APA (7th ed.) Citation

Hartman, C. G., Hartman, P., Hartman, P., & Rettenmeyer, C. Note on the Habits of Osmia Georgica Cresson as Ascertained by the Glass-Tube Method. Wiley.

Chicago Style (17th ed.) Citation

Hartman, Carl G., Paul Hartman, Philip Hartman, and Carl Rettenmeyer. Note on the Habits of Osmia Georgica Cresson as Ascertained by the Glass-Tube Method. Wiley.

MLA (9th ed.) Citation

Hartman, Carl G., et al. Note on the Habits of Osmia Georgica Cresson as Ascertained by the Glass-Tube Method. Wiley.