Dyfyniad APA

(1992). The Center for Family Life and the Sunset Park Community Ethel Sheffer. [microform].

Dyfyniad Arddull Chicago

The Center for Family Life and the Sunset Park Community Ethel Sheffer. [microform]. 1992.

Dyfyniad MLA

The Center for Family Life and the Sunset Park Community Ethel Sheffer. [microform]. 1992.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.