Gaya APA
Bobak, I, M. et al
(1995).
Maternity nursing: 4th edition
(
Ed. 4)
.
United States of America:
Mosby.
Gaya MLA
Bobak, Irene, M. et al.
"Maternity nursing: 4th edition".
Ed. 4
United States of America:
Mosby,
1995.
Text.