APA (7th ed.) Citation

Salley, H. E., & Greer, H. E. (1992). Rhododendron hybrids: (includes selected, named forms of rhododendron species) (Second edition.). Timber Press.

Chicago Style (17th ed.) Citation

Salley, Homer E., and Harold E. Greer. Rhododendron Hybrids: (includes Selected, Named Forms of Rhododendron Species). Second edition. Portland, Or.: Timber Press, 1992.

MLA (9th ed.) Citation

Salley, Homer E., and Harold E. Greer. Rhododendron Hybrids: (includes Selected, Named Forms of Rhododendron Species). Second edition. Timber Press, 1992.