Cita APA

Janssen, L. H. (1957). Church and community survey, Schenectady, N.Y. [s.n.].

Citación estilo Chicago

Janssen, Lawrence H. Church and Community Survey, Schenectady, N.Y. Schenectady, N.Y.: [s.n.], 1957.

Cita MLA

Janssen, Lawrence H. Church and Community Survey, Schenectady, N.Y. [s.n.], 1957.