Citazione Stile APA (7a Edizione)

(1991). Guidelines for the Productive Employment of Older Adults in Child Care Sally M. Newman and Others. [microform].

Citazione stile Chigago Style (17a edizione)

Guidelines for the Productive Employment of Older Adults in Child Care Sally M. Newman and Others. [microform]. 1991.

Citatione MLA (9a ed.)

Guidelines for the Productive Employment of Older Adults in Child Care Sally M. Newman and Others. [microform]. 1991.