Cita APA (7th ed.)

(1997). External degrees in the information age: Legitimate choices / Eugene Sullivan, David W. Stewart, Henry A. Spille.

Cita Chicago (17th ed.)

External Degrees in the Information Age: Legitimate Choices / Eugene Sullivan, David W. Stewart, Henry A. Spille. 1997.

Cita MLA (9th ed.)

External Degrees in the Information Age: Legitimate Choices / Eugene Sullivan, David W. Stewart, Henry A. Spille. 1997.

Atenció: Aquestes cites poden no estar 100% correctes.