APA-čujuhus (7. p.)
Källén, B. (2009). Drugs during pregnancy. Nova Biomedical Books.
Chicago-čujuhus (17. p.)
Källén, Bengt. Drugs During Pregnancy. New York: Nova Biomedical Books, 2009.
MLA-čujuhus (9. p.)
Källén, Bengt. Drugs During Pregnancy. Nova Biomedical Books, 2009.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.