Chapman, Paul. Clusters : lifestyle alternatives for families and single people / [electronic resource] Paul Chapman, editor. - Greensboro, N.C. : Alternatives, 1975. - 65 p. ; 22 cm. ISBN: LCCN: 75034859 Subjects--Topical Terms: Family. Subjects--Geographic Terms: United States--Social life and customs. LC Class. No.: E169.02 / .C436 Dewey Class. No.: 307.7