Cita APA (7th ed.)

Linn, C. F. (1970). Estimation. Thomas Y. Crowell.

Cita Chicago (17th ed.)

Linn, Charles F. Estimation. New York: Thomas Y. Crowell, 1970.

Cita MLA (9th ed.)

Linn, Charles F. Estimation. Thomas Y. Crowell, 1970.