APA-čujuhus (7. p.)
Pennington, M. B. (1986). Centered living: The way of centering prayer. Doubleday.
Chicago-čujuhus (17. p.)
Pennington, M. Basil. Centered Living: The Way of Centering Prayer. Garden City, N.Y.: Doubleday, 1986.
MLA-čujuhus (9. p.)
Pennington, M. Basil. Centered Living: The Way of Centering Prayer. Doubleday, 1986.
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