Cita APA (7th ed.)
Cook, S. (1994). If this is mid-life-- where's the crisis? Pfeifer-Hamilton.
Cita Chicago (17th ed.)
Cook, Sam. If This Is Mid-life-- Where's the Crisis? Duluth, Minn.: Pfeifer-Hamilton, 1994.
Cita MLA (9th ed.)
Cook, Sam. If This Is Mid-life-- Where's the Crisis? Pfeifer-Hamilton, 1994.
Atenció: Aquestes cites poden no estar 100% correctes.