Petersen, J. A. (1978). Conquering family stress. Victor books.
Cita Chicago (17th ed.)Petersen, J. Allan. Conquering Family Stress. Illinois: Victor books, 1978.
Cita MLA (9th ed.)Petersen, J. Allan. Conquering Family Stress. Victor books, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.