APA (7th ed.) Citation

Pieper, J. J., Sears, O. H., & Bauer, F. C. (1935). Lespedeza in Illinois. Univ. of Ill.

Chicago Style (17th ed.) Citation

Pieper, John J., Ogle H. Sears, and Frederick C. Bauer. Lespedeza in Illinois. Urbana, Ill: Univ. of Ill, 1935.

MLA (9th ed.) Citation

Pieper, John J., et al. Lespedeza in Illinois. Univ. of Ill, 1935.