Cita APA (7th ed.)

Washington, A. J. (1969). Introduction to technical mathematics. Cummings Publishing.

Cita Chicago (17th ed.)

Washington, Allyn J. Introduction to Technical Mathematics. Menlo Park: Cummings Publishing, 1969.

Cita MLA (9th ed.)

Washington, Allyn J. Introduction to Technical Mathematics. Cummings Publishing, 1969.