APA aipamena

Beard, J. B., Dipaola, J. M., & Johns, D. (1979). Introduction to turfgrass science and culture: Laboratory exercises. Burgess Publishing Company.

Chicago Style aipamena

Beard, James B., Joseph M. Dipaola, and Don Johns. Introduction to Turfgrass Science and Culture: Laboratory Exercises. Minneapolis: Burgess Publishing Company, 1979.

MLA aipamena

Beard, James B., et al. Introduction to Turfgrass Science and Culture: Laboratory Exercises. Burgess Publishing Company, 1979.