A text-book of modern Spanish :
as now written and spoken in Castile and the Spanish-American republics /
by Marathon Montrose Ramsey.

APA Citation

Ramsey, M. Montrose. (1934). A text-book of modern Spanish: as now written and spoken in Castile and the Spanish-American republics. 3d ed. New York: Henry Holt.

MLA Citation

Ramsey, Marathon Montrose, 1867-. A Text-book of Modern Spanish: As Now Written And Spoken In Castile And the Spanish-American Republics. 3d ed. New York: Henry Holt, 1934.

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