Ladewig, P. W., London, M. L., & Davidson, . M. R. (2006). A Clinical handbook for contemporary maternal-newborn nursing care (6th ed.). Pearson Education South Asia Pte Ltd.

Ladewig, Patricia W., Marcia L. London, and Michele R. Davidson. A Clinical Handbook for Contemporary Maternal-newborn Nursing Care. 6th ed. Singapore: Pearson Education South Asia Pte Ltd, 2006.

Ladewig, Patricia W., et al. A Clinical Handbook for Contemporary Maternal-newborn Nursing Care. 6th ed. Pearson Education South Asia Pte Ltd, 2006.