(1990). The good housekeeping illustrated book of pregnancy and baby care. Hearst books.
Cita Chicago (17th ed.)The Good Housekeeping Illustrated Book of Pregnancy and Baby Care. New York: Hearst books, 1990.
Cita MLA (9th ed.)The Good Housekeeping Illustrated Book of Pregnancy and Baby Care. Hearst books, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.