APA

Scala James, Jacques Barbara, . (1991). Look 10 years younger, feel 10 years better. London: Piatkus.

Chicago

Scala James, Jacques Barbara, . 1991. Look 10 years younger, feel 10 years better. London: Piatkus.

Harvard

Scala James, Jacques Barbara, . (1991). Look 10 years younger, feel 10 years better. London: Piatkus.

MLA

Scala James, Jacques Barbara, . Look 10 years younger, feel 10 years better. London: Piatkus. 1991.