APA (7th ed.) Citation

Filby, P. W. 1. (1988). Directory of American libraries with genealogy or local history collections. Scholarly Resources.

Chicago Style (17th ed.) Citation

Filby, P. William 1911. Directory of American Libraries with Genealogy or Local History Collections. Wilmington, Del: Scholarly Resources, 1988.

MLA (9th ed.) Citation

Filby, P. William 1911. Directory of American Libraries with Genealogy or Local History Collections. Scholarly Resources, 1988.