APA-čujuhus (7. p.)
Clay, H. The Annals of America: V. 8 : 1850-1857 : A House Dividing. Encyclopaedia Britannica.
Chicago-čujuhus (17. p.)
Clay, Henry. The Annals of America: V. 8 : 1850-1857 : A House Dividing. Chicago, EUA: Encyclopaedia Britannica.
MLA-čujuhus (9. p.)
Clay, Henry. The Annals of America: V. 8 : 1850-1857 : A House Dividing. Encyclopaedia Britannica.
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