Life in Europe:
Switerland [by] George W. Hoffman [and] Viola Hoffman.

APA Citation

Hoffman, G. Walter., Hoffman, V. (1955). Life in Europe. Grand Rapids: Fideler Co.

MLA Citation

Hoffman, George Walter, 1914-, and Viola Hoffman. Life In Europe. Grand Rapids: Fideler Co, 1955.

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