Cita APA (7a ed.)

MacCallum, S. H. (1970). The art of community. Institute for Humane Studies.

Cita Chicago Style (17a ed.)

MacCallum, Spencer Heath. The Art of Community. Menlo Park: Institute for Humane Studies, 1970.

Cita MLA (9a ed.)

MacCallum, Spencer Heath. The Art of Community. Institute for Humane Studies, 1970.