APA (7th ed.) Citation

Warwick, S. I., & MacNeill, J. (1982). Population variation in Plantago major from southern Ontario ([Sonderdr.].).

Chicago Style (17th ed.) Citation

Warwick, Suzanne I., and J. MacNeill. Population Variation in Plantago Major from Southern Ontario. [Sonderdr.]. 1982.

MLA (9th ed.) Citation

Warwick, Suzanne I., and J. MacNeill. Population Variation in Plantago Major from Southern Ontario. [Sonderdr.]. 1982.

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