The Rhododendron species

MLA

Davidian, H. H. The Rhododendron Species. Portland, Or.: Timber Press, in cooperation with Rhododendron Species, 1982.

APA

Davidian, H. H. (1982). The Rhododendron species. Portland, Or.: Timber Press, in cooperation with Rhododendron Species.

Chicago

Davidian, H. H. The Rhododendron Species. Portland, Or.: Timber Press, in cooperation with Rhododendron Species, 1982.