APA (7th ed.) Citation

Krommenhoek, W., Sebus, J., & Van Esch, G. J. (1980). Biological structures. University Park Press.

Chicago Style (17th ed.) Citation

Krommenhoek, W., J. Sebus, and G. J. Van Esch. Biological Structures. Baltimore: University Park Press, 1980.

MLA (9th ed.) Citation

Krommenhoek, W., et al. Biological Structures. University Park Press, 1980.