Vineyard, S. (1984). Marketing magic for volunteer programs. Heritage Arts.
Cita Chicago Style (17a ed.)Vineyard, Sue. Marketing Magic for Volunteer Programs. Downers Grove: Heritage Arts, 1984.
Cita MLA (9a ed.)Vineyard, Sue. Marketing Magic for Volunteer Programs. Heritage Arts, 1984.
Precaución: Estas citas no son 100% exactas.