APA-čujuhus (7. p.)
Schuster, J. P. (2003). Answering your call: A guide to living your deepest purpose. Berrett-Koehler.
Chicago-čujuhus (17. p.)
Schuster, John P. Answering Your Call: A Guide to Living Your Deepest Purpose. San Francisco, CA: Berrett-Koehler, 2003.
MLA-čujuhus (9. p.)
Schuster, John P. Answering Your Call: A Guide to Living Your Deepest Purpose. Berrett-Koehler, 2003.
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