Parker, L. M., & Wheeler, G. (1977). Duncan, Son of Malcolm. Southern Publishing Association.
Chicago-čujuhus (17. p.)Parker, Lois M., juo Gerald Wheeler. Duncan, Son of Malcolm. Nashville, Tennessee: Southern Publishing Association, 1977.
MLA-čujuhus (9. p.)Parker, Lois M., juo Gerald Wheeler. Duncan, Son of Malcolm. Southern Publishing Association, 1977.
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