ScienceDirect (Online service) & Doolittle, R. F. (1990). Molecular evolution: Computer analysis of protein and nucleic acid sequences. Academic Press.
Chicago Style (17th ed.) CitationScienceDirect (Online service) and Russell F. Doolittle. Molecular Evolution: Computer Analysis of Protein and Nucleic Acid Sequences. San Diego: Academic Press, 1990.
MLA (9th ed.) CitationScienceDirect (Online service) and Russell F. Doolittle. Molecular Evolution: Computer Analysis of Protein and Nucleic Acid Sequences. Academic Press, 1990.
Warning: These citations may not always be 100% accurate.