Cita APA (7th ed.)

HOWARD CAROLINE. (2004). DISTANCE LEARNING AND UNIVERSITY EFFECTIVENESS. INFORMATION SCIENCE.

Cita Chicago (17th ed.)

HOWARD CAROLINE. DISTANCE LEARNING AND UNIVERSITY EFFECTIVENESS. U S A: INFORMATION SCIENCE, 2004.

Cita MLA (9th ed.)

HOWARD CAROLINE. DISTANCE LEARNING AND UNIVERSITY EFFECTIVENESS. INFORMATION SCIENCE, 2004.