Cita APA (7th ed.)

Hu, S. T. (1969). Elementary functions and coordinate geometry. Markham Publishing.

Cita Chicago (17th ed.)

Hu, S. T. Elementary Functions and Coordinate Geometry. Chicago: Markham Publishing, 1969.

Cita MLA (9th ed.)

Hu, S. T. Elementary Functions and Coordinate Geometry. Markham Publishing, 1969.