Citazione APA

Apfelbacher, C. J., Jones, C., Hankins, M., & Smith, H. (2012). Validity of two common asthma-specific quality of life questionnaires: Juniper mini asthma quality of life questionnaire and Sydney asthma quality of life questionnaire. BioMed Central.

Stile di citazione Chicago

Apfelbacher, Christian Joachim, Christina Jones, Matthew Hankins, e Helen Smith. Validity of Two Common Asthma-specific Quality of Life Questionnaires: Juniper Mini Asthma Quality of Life Questionnaire and Sydney Asthma Quality of Life Questionnaire. BioMed Central, 2012.

Citazione MLA

Apfelbacher, Christian Joachim, Christina Jones, Matthew Hankins, e Helen Smith. Validity of Two Common Asthma-specific Quality of Life Questionnaires: Juniper Mini Asthma Quality of Life Questionnaire and Sydney Asthma Quality of Life Questionnaire. BioMed Central, 2012.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.