Herbaceous perennials :
diseases and insect pests /
Margery L. Daughtrey and Maurie Semel.
APA Citation
Daughtrey, M., Semel, M. (1987). Herbaceous perennials: diseases and insect pests. [Ithaca, N.Y.]: Media Services at Cornell University.
MLA Citation
Daughtrey, Margery, 1953-, and Maurie Semel. Herbaceous Perennials: Diseases And Insect Pests. [Ithaca, N.Y.]: Media Services at Cornell University, 1987.
Warning: These citations may not always be complete (especially for serials).