Gaya APA

USMANN, O., WARNATZ, K. (2014). Immunodeficiency in adultsa practical guide for the allergist (Allergo J Int 2014; 23: 261–8). German: Springer.

Gaya MLA

USMANN, OLIVERHA., WARNATZ, KLAUS. "Immunodeficiency in adultsa practical guide for the allergist". Allergo J Int 2014; 23: 261–8 German: Springer, 2014. Text.