APA (7th ed.) Citation

O'Byrne, H. November Observations on Pieris Protodice Vernalis Edw. in Missouri (Lepid. Pieridæ). Wiley.

Chicago Style (17th ed.) Citation

O'Byrne, Harold. November Observations on Pieris Protodice Vernalis Edw. in Missouri (Lepid. Pieridæ). Wiley.

MLA (9th ed.) Citation

O'Byrne, Harold. November Observations on Pieris Protodice Vernalis Edw. in Missouri (Lepid. Pieridæ). Wiley.

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