O.B. : Original-Roman

MLA

Andersen, Hans Christian, and Heinrich Denhardt. O.b. : Original-roman. Leipzig: Ph. Reclam jun., 1879.

APA

Andersen, H. Christian, & Denhardt, H. (1879). O.B. : Original-Roman. Leipzig: Ph. Reclam jun.

Chicago

Andersen, Hans Christian, O.B.: Original-Roman. Translated by Heinrich Denhardt. Leipzig: Ph. Reclam jun., 1879.