Cita APA (7a ed.)

Christensen, R. (1996). Plane answers to complex questions: The theory of linear models (2nd ed.). Springer.

Cita Chicago Style (17a ed.)

Christensen, Ronald. Plane Answers to Complex Questions: The Theory of Linear Models. 2nd ed. New York: Springer, 1996.

Cita MLA (8a ed.)

Christensen, Ronald. Plane Answers to Complex Questions: The Theory of Linear Models. 2nd ed. Springer, 1996.