APA način citiranja (7. izdanje)

Toolan, D. S. (1991). Nature is a Heraclitean fire: Reflections on cosmology in an ecological age. Seminar on Jesuit Spirituality.

Čikaški stil citiranja (17. izdanje)

Toolan, David S. Nature Is a Heraclitean Fire: Reflections on Cosmology in an Ecological Age. St. Louis, MO: Seminar on Jesuit Spirituality, 1991.

MLA način citiranja (8. izdanje)

Toolan, David S. Nature Is a Heraclitean Fire: Reflections on Cosmology in an Ecological Age. Seminar on Jesuit Spirituality, 1991.