(1990). Proceedings of the 11th annual conference on hydroponics: March 30-April 1, 1990 Hotel Vancouver British Columbia Canada. Vancouver: Hydroponic Society of America.
Chicago Style CitationProceedings of the 11th Annual Conference On Hydroponics: March 30-April 1, 1990 Hotel Vancouver British Columbia Canada. Vancouver: Hydroponic Society of America, 1990.
MLA CitationProceedings of the 11th Annual Conference On Hydroponics: March 30-April 1, 1990 Hotel Vancouver British Columbia Canada. Vancouver: Hydroponic Society of America, 1990.
Warning: These citations may not always be 100% accurate.