Nelson. (1964). The living universe: The living organism (4th ed.). Bio-Science.
Chicago Edition CitationNelson. The Living Universe: The Living Organism. 4th ed. Bio-Science, 1964.
MLA Edition CitationNelson. The Living Universe: The Living Organism. 4th ed. Bio-Science, 1964.
Warning: These citations may not always be 100% accurate.