Campbell, J., Toms, M., Campbell, J. E., Maher, J. M., & Briggs, D. (1990). An open life: Joseph Campbell in conversation with Michael Toms (First Perennial Library edition.). Perennial Library.
Citazione stile Chigago Style (17a edizione)Campbell, Joseph, Michael Toms, Jean Erdman Campbell, John M. Maher, e Dennie Briggs. An Open Life: Joseph Campbell in Conversation with Michael Toms. First Perennial Library edition. New York: Perennial Library, 1990.
Citatione MLA (9a ed.)Campbell, Joseph, et al. An Open Life: Joseph Campbell in Conversation with Michael Toms. First Perennial Library edition. Perennial Library, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.