APA (7th ed.) Citation

Groves, H. L. (1921). Switzerland: Commercial and industrial handbook. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Groves, H. Lawrence. Switzerland: Commercial and Industrial Handbook. [Washington?]: U.S. Government Printing Office, 1921.

MLA (9th ed.) Citation

Groves, H. Lawrence. Switzerland: Commercial and Industrial Handbook. U.S. Government Printing Office, 1921.