בקשת ציטוטים

Citação APA (7ª ed.)
Sheldon, T. (2004). Dutch doctors warn parents over whooping cough vaccine. BMJ.
Citação do estilo Chicago (17ª ed.)
Sheldon, Tony. "Dutch Doctors Warn Parents over Whooping Cough Vaccine." BMJ 2004.
Citação MLA (9ª ed.)
Sheldon, Tony. "Dutch Doctors Warn Parents over Whooping Cough Vaccine." BMJ, 2004.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.