APA (7e ed.) Bronvermelding

BASTON, H., HALL, J., & HENLEY-AINION,Alyson. (2011). Midewifery essentials praktik dasar. EGC.

Chicago (17e ed.) Bronvermelding

BASTON, Helen, Jennifer HALL, en HENLEY-AINION,Alyson. Midewifery Essentials Praktik Dasar. EGC, 2011.

MLA (9e ed.) Bronvermelding

BASTON, Helen, et al. Midewifery Essentials Praktik Dasar. EGC, 2011.