Gaya APA

Vigilante, M, I, T, D, T, J, L. (1979.). Reaching the aged : social services in forty-four countries.-- . London : Sage publications.

Gaya MLA

Vigilante, Morton, I., Teicher,, Daniel, Thursz,, Joseph, L. "Reaching the aged : social services in forty-four countries.--". London : Sage publications, 1979.. Buku.