The goldenrods of Ontario :
Solidago L. and Euthamia Nutt /
by John C. Semple and Gordon S. Ringius.
APA Citation
Semple, J. C., Ringius, G. S. (1983). The goldenrods of Ontario: Solidago L. and Euthamia Nutt. Waterloo, Ont.: Dept. of Biology, University of Waterloo.
MLA Citation
Semple, John C, and Gordon S. Ringius. The Goldenrods of Ontario: Solidago L. And Euthamia Nutt. Waterloo, Ont.: Dept. of Biology, University of Waterloo, 1983.
Warning: These citations may not always be complete (especially for serials).