Cita APA (7a ed.)

Craven, B. D. (1988). Fractional programming. Heldermann.

Cita Chicago Style (17a ed.)

Craven, B. D. Fractional Programming. Berlín: Heldermann, 1988.

Cita MLA (9a ed.)

Craven, B. D. Fractional Programming. Heldermann, 1988.