Cita APA (7a ed.)

Smail, L. L. (1949). Calculus. Appleton-Century-Crofts Inc.

Cita Chicago Style (17a ed.)

Smail, LLoyd L. Calculus. USA: Appleton-Century-Crofts Inc, 1949.

Cita MLA (9a ed.)

Smail, LLoyd L. Calculus. Appleton-Century-Crofts Inc, 1949.