Sinclair, D. A., & Cushing, T. (1975). An index to the Cushing and Sheppard history of Gloucester, Salem, and Cumberland counties, New Jersey. New Orleans, La.: [Published by] Polyanthos for the Rutgers University Library.

Sinclair, Donald A., and Thomas Cushing. An Index to the Cushing and Sheppard History of Gloucester, Salem, and Cumberland Counties, New Jersey. New Orleans, La.: [Published by] Polyanthos for the Rutgers University Library, 1975.

Sinclair, Donald A., and Thomas Cushing. An Index to the Cushing and Sheppard History of Gloucester, Salem, and Cumberland Counties, New Jersey. New Orleans, La.: [Published by] Polyanthos for the Rutgers University Library, 1975.