APA (7th ed.) Citation

Foster, H. L., Foster, L. L., & Singer, N. (1997). Cuttings from a rock garden: Plant portraits and other essays. Timber Press.

Chicago Style (17th ed.) Citation

Foster, H. Lincoln, Laura Louise Foster, and Norman Singer. Cuttings from a Rock Garden: Plant Portraits and Other Essays. Portland, Or.: Timber Press, 1997.

MLA (9th ed.) Citation

Foster, H. Lincoln, et al. Cuttings from a Rock Garden: Plant Portraits and Other Essays. Timber Press, 1997.