APA Citation

Obal, T. J. (1978). A bibliography for genealogical research involving Polish ancestry. [Hillsdale, N.J.]: Obal.

Chicago Style Citation

Obal, Thaddeus J. A Bibliography for Genealogical Research Involving Polish Ancestry. [Hillsdale, N.J.]: Obal, 1978.

MLA Citation

Obal, Thaddeus J. A Bibliography for Genealogical Research Involving Polish Ancestry. [Hillsdale, N.J.]: Obal, 1978.

Warning: These citations may not always be 100% accurate.