APA-čujuhus (7. p.)

Ellul, J., Gill, D. W., Richmond, L., & Lewis, T. (2017). Presence in the modern world. James Clarke & Co.

Chicago-čujuhus (17. p.)

Ellul, Jacques, David W. Gill, Lisa Richmond, juo Ted Lewis. Presence in the Modern World. Cambridge, United Kingdom: James Clarke & Co, 2017.

MLA-čujuhus (9. p.)

Ellul, Jacques, et al. Presence in the Modern World. James Clarke & Co, 2017.

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