Citação norma APA

Van Oyen, H. (2009). If at first you don't succeed, try, try, try again. A message for Public Health Research in Belgium. BioMed Central.

Citação norma Chicago

Van Oyen, H. If At First You Don't Succeed, Try, Try, Try Again. A Message for Public Health Research in Belgium. BioMed Central, 2009.

Citação norma MLA

Van Oyen, H. If At First You Don't Succeed, Try, Try, Try Again. A Message for Public Health Research in Belgium. BioMed Central, 2009.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.