BRADFORD BARBARA TAYLOR. (1994). EVERYTHING TO GAIN. HARPER COLLINS PUBLISHERS.
Cita Chicago (17th ed.)BRADFORD BARBARA TAYLOR. EVERYTHING TO GAIN. LONDON: HARPER COLLINS PUBLISHERS, 1994.
Cita MLA (9th ed.)BRADFORD BARBARA TAYLOR. EVERYTHING TO GAIN. HARPER COLLINS PUBLISHERS, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.