Citazione Stile APA (7a Edizione)

Hoffman, D. H. (1992). Arts for older adults: An enhancement of life. Prentice Hall.

Citazione stile Chigago Style (17a edizione)

Hoffman, Donald H. Arts for Older Adults: An Enhancement of Life. Englewood Cliffs, N.J: Prentice Hall, 1992.

Citatione MLA (9a ed.)

Hoffman, Donald H. Arts for Older Adults: An Enhancement of Life. Prentice Hall, 1992.