APA (7th ed.) Citation

Allen, J. D. (1969). Thomas Allen and his descendants: A compilation of the eight generations including all known and collateral relatives.

Chicago Style (17th ed.) Citation

Allen, Joseph D. Thomas Allen and His Descendants: A Compilation of the Eight Generations Including All Known and Collateral Relatives. [Washington?, 1969.

MLA (9th ed.) Citation

Allen, Joseph D. Thomas Allen and His Descendants: A Compilation of the Eight Generations Including All Known and Collateral Relatives. 1969.