Berger, M. (1970). Tools of modern biology. Thomas Y.Crowell.
Cita Chicago (17th ed.)Berger, Melvin. Tools of Modern Biology. New York: Thomas Y.Crowell, 1970.
Cita MLA (9th ed.)Berger, Melvin. Tools of Modern Biology. Thomas Y.Crowell, 1970.
Atenció: Aquestes cites poden no estar 100% correctes.