Between the Danube and Black Sea :
or, Five years in Bulgaria /
by Henry C. Barkley.

APA Citation

Barkley, H. C. (1876). Between the Danube and Black Sea: or, Five years in Bulgaria. London: J. Murray.

MLA Citation

Barkley, Henry C. Between the Danube And Black Sea: Or, Five Years In Bulgaria. London: J. Murray, 1876.

Warning: These citations may not always be complete (especially for serials).