APA-referens (7:e uppl.)

Winter, A. R. (1949). Why not make a retreat? Mayfield Pamphlet Service.

Chicago-referens (17:e uppl.)

Winter, A. R. Why Not Make a Retreat? [Place of publication not identified]: Mayfield Pamphlet Service, 1949.

MLA-referens (8:e uppl.)

Winter, A. R. Why Not Make a Retreat? Mayfield Pamphlet Service, 1949.