Krugman, S., & Ward, R. (1968). Infectious diseases of children (4th ed.). Mosby.
Lua i Stíl Chicago (17ú heag.)Krugman, Saul, agus Robert Ward. Infectious Diseases of Children. 4th ed. Saint Louis: Mosby, 1968.
Lua MLA (9ú heag.)Krugman, Saul, agus Robert Ward. Infectious Diseases of Children. 4th ed. Mosby, 1968.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.