APA-viite (7. p.)

Lukas, M., Lukas, E., & Teilhard de Chardin, P. (2013). Teilhard de Chardin, Pierre - Lukas, Ellen and Mary, Collection. DigitalGeorgetown.

Chicago-viite (17. p.)

Lukas, Mary, Ellen Lukas, ja Pierre Teilhard de Chardin. Teilhard De Chardin, Pierre - Lukas, Ellen and Mary, Collection. Washington, D.C.: DigitalGeorgetown, 2013.

MLA-viite (8. p.)

Lukas, Mary, et al. Teilhard De Chardin, Pierre - Lukas, Ellen and Mary, Collection. DigitalGeorgetown, 2013.