United States. Agricultural Research Service & Blankendaal, M. (1972). Growing plants without soil for experimental use. Agricultural Research Service, U.S. Dept. of Agriculture.
Chicago Style (17th ed.) CitationUnited States. Agricultural Research Service and M. Blankendaal. Growing Plants Without Soil for Experimental Use. Washington, D.C.: Agricultural Research Service, U.S. Dept. of Agriculture, 1972.
MLA (9th ed.) CitationUnited States. Agricultural Research Service and M. Blankendaal. Growing Plants Without Soil for Experimental Use. Agricultural Research Service, U.S. Dept. of Agriculture, 1972.
Warning: These citations may not always be 100% accurate.