Cita APA (7th ed.)

STEPHENSON, G. (1968). An introduction to partial differential: Equations for science student. Longman.

Cita Chicago (17th ed.)

STEPHENSON, G. An Introduction to Partial Differential: Equations for Science Student. London: Longman, 1968.

Cita MLA (9th ed.)

STEPHENSON, G. An Introduction to Partial Differential: Equations for Science Student. Longman, 1968.