Lehrbuch der Deutschen Sprache :
a practical course in German for high school, academy or college /
by Arnold Werner-Spanhoofd.
APA Citation
Spanhoofd, A. Werner. (1899). Lehrbuch der Deutschen Sprache: a practical course in German for high school, academy or college. Boston: D.C. Heath & Co..
MLA Citation
Spanhoofd, Arnold Werner, 1860-. Lehrbuch Der Deutschen Sprache: a Practical Course In German for High School, Academy Or College. Boston: D.C. Heath & Co., 1899.
Warning: These citations may not always be complete (especially for serials).