APA (7th ed.) Citation

Ryden, G. H. (1938). Delaware--the first state in the Union. Delaware Tercentenary Commission.

Chicago Style (17th ed.) Citation

Ryden, George Herbert. Delaware--the First State in the Union. Wilmington, Delaware: Delaware Tercentenary Commission, 1938.

MLA (9th ed.) Citation

Ryden, George Herbert. Delaware--the First State in the Union. Delaware Tercentenary Commission, 1938.