APA引文

Stein, F., & Grohmann, W. (1961). Deutsche portraits =: Portraits allemands = German portraits. Stuttgart: Battenberg E..

Παραπομπή Chicago Style

Stein, Fred, και Will Grohmann. Deutsche Portraits =: Portraits Allemands = German Portraits. Stuttgart: Battenberg E., 1961.

MLA引文

Stein, Fred, και Will Grohmann. Deutsche Portraits =: Portraits Allemands = German Portraits. Stuttgart: Battenberg E., 1961.

警告：这些引文格式不一定是100％准确.