SWINDOLL CHARLES R. (1985). THREE STEPS FORWARD TWO STEPS BACK. BANTAM BOOKS.
Cita Chicago (17th ed.)SWINDOLL CHARLES R. THREE STEPS FORWARD TWO STEPS BACK. NEW YORK: BANTAM BOOKS, 1985.
Cita MLA (9th ed.)SWINDOLL CHARLES R. THREE STEPS FORWARD TWO STEPS BACK. BANTAM BOOKS, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.