Cita APA (7th ed.)

YARBER, R. E. Writing for college: A practical approach. Scott.

Cita Chicago (17th ed.)

YARBER, Robert E. Writing for College: A Practical Approach. Illinois: Scott.

Cita MLA (9th ed.)

YARBER, Robert E. Writing for College: A Practical Approach. Scott.

Atenció: Aquestes cites poden no estar 100% correctes.