Cita APA (7th ed.)

SpringerLink (Online service) & Warrington, R. Allergy, Asthma & Clinical Immunology. BioMed Central : Imprint: BioMed Central.

Cita Chicago (17th ed.)

SpringerLink (Online service) i Richard Warrington. Allergy, Asthma & Clinical Immunology. London: BioMed Central : Imprint: BioMed Central.

Cita MLA (9th ed.)

SpringerLink (Online service) i Richard Warrington. Allergy, Asthma & Clinical Immunology. BioMed Central : Imprint: BioMed Central.