Portugal, old and new,
by Oswald Crawfurd.
APA Citation
Crawfurd, O. (1881). Portugal, old and new. New York: G. P. Putnam.
MLA Citation
Crawfurd, Oswald, 1834-1909. Portugal, Old And New. New York: G. P. Putnam, 1881.
Warning: These citations may not always be complete (especially for serials).