MLA

Friedrich, Dorothee, and Wolfgang Heckmann. Aids In Europe - the Behavioural Aspect : Vol. 5: Cure and Care. Berlin: SIGMA, 1995.

APA

Friedrich, D., & Heckmann, W. (1995). Aids in Europe - the behavioural aspect : vol. 5: cure and care. Berlin: SIGMA.

Chicago

Friedrich, Dorothee, and Wolfgang Heckmann. Aids In Europe - the Behavioural Aspect: Vol. 5: Cure and Care. Berlin: SIGMA, 1995.