Cita APA (7a ed.)

Buck,R Creighton. (1976). Introduction to Differential Equations. Houghton Mifflin.

Cita Chicago Style (17a ed.)

Buck,R Creighton. Introduction to Differential Equations. Boston: Houghton Mifflin, 1976.

Cita MLA (9a ed.)

Buck,R Creighton. Introduction to Differential Equations. Houghton Mifflin, 1976.