Citazione Stile APA (7a Edizione)

Kenton, L. (1984). Ultrahealth: The positive way to vitality and good looks. Ebury.

Citazione stile Chigago Style (17a edizione)

Kenton, Leslie. Ultrahealth: The Positive Way to Vitality and Good Looks. London: Ebury, 1984.

Citatione MLA (9a ed.)

Kenton, Leslie. Ultrahealth: The Positive Way to Vitality and Good Looks. Ebury, 1984.