ELKAN, G. H. (1987). SYMBIOTIC NITROGENFIXATION TECHNOLOGY.
Chicago Edition CitationELKAN, GERALD H. SYMBIOTIC NITROGENFIXATION TECHNOLOGY. NEW YORK, MARCEL DEKKER, 1987.
MLA Edition CitationELKAN, GERALD H. SYMBIOTIC NITROGENFIXATION TECHNOLOGY. 1987.
Warning: These citations may not always be 100% accurate.