APA

Leuschner U., . (2004). Diagnosis and therapy of gallbladder stones: A practical guide. Freiburg: Dr. Falk Pharma.

Chicago

Leuschner U, . 2004. Diagnosis and therapy of gallbladder stones: A practical guide. Freiburg: Dr. Falk Pharma.

Harvard

Leuschner U., . (2004). Diagnosis and therapy of gallbladder stones: A practical guide. Freiburg: Dr. Falk Pharma.

MLA

Leuschner U, . Diagnosis and therapy of gallbladder stones: A practical guide. Freiburg: Dr. Falk Pharma. 2004.