Cita APA (7th ed.)

Crockett, J. U., Grunwald, H. A., & Rosse, A. (1985). Lawns ground covers. Time-Life.

Cita Chicago (17th ed.)

Crockett, James Underwood, Henry Anatole Grunwald, i Allianora Rosse. Lawns Ground Covers. Virginia: Time-Life, 1985.

Cita MLA (9th ed.)

Crockett, James Underwood, et al. Lawns Ground Covers. Time-Life, 1985.