Cita APA (7a ed.)

Lenhoff, E. S. (1966). Tools of biology. Macmillan.

Cita Chicago Style (17a ed.)

Lenhoff, Edward S. Tools of Biology. New York: Macmillan, 1966.

Cita MLA (8a ed.)

Lenhoff, Edward S. Tools of Biology. Macmillan, 1966.