APA-čujuhus (7. p.)
Sheldon, C. M. (1972). In His steps. Whitaker House..
Chicago-čujuhus (17. p.)
Sheldon, Charles M. In His Steps. U.S.A: Whitaker House., 1972.
MLA-čujuhus (9. p.)
Sheldon, Charles M. In His Steps. Whitaker House., 1972.
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