Gaya APA

Varney, H. et al (2004). Varneys Midwifery, Fourth Edition (Edisi 4). Sudbury: Jones And Bartlett.

Gaya MLA

Varney, Helen. et al. "Varneys Midwifery, Fourth Edition". Edisi 4 Sudbury: Jones And Bartlett, 2004. Textbook.