Gaya APA
al., S, C, A, E. (1991).
Advances in pediatric infectious diseases. -- vol. 6 .
St. Louis:
Mosby Year Book Inc..
Gaya MLA
al., Stephen, C., Atonoff,, Et..
"Advances in pediatric infectious diseases. -- vol. 6".
St. Louis:
Mosby Year Book Inc.,
1991.
Text.