"""Althea""". (2007). Asthma (Talking It Through) (New edition.). Happy Cat Books.
Chicago (17e ed.) Bronvermelding"""Althea""". Asthma (Talking It Through). New edition. Happy Cat Books, 2007.
MLA (9e ed.) Bronvermelding"""Althea""". Asthma (Talking It Through). New edition. Happy Cat Books, 2007.
Let op: Deze citaties zijn niet altijd 100% accuraat.