Citazione Stile APA (7a Edizione)

Cook, S. (1994). If this is mid-life-- where's the crisis? Pfeifer-Hamilton.

Citazione stile Chigago Style (17a edizione)

Cook, Sam. If This Is Mid-life-- Where's the Crisis? Duluth, Minn.: Pfeifer-Hamilton, 1994.

Citatione MLA (9a ed.)

Cook, Sam. If This Is Mid-life-- Where's the Crisis? Pfeifer-Hamilton, 1994.