Whitman County Genealogical Society, Eastern Washington Genealogical Society, & DeChenne, D. (1990). The Index to Tombstone inscriptions of Whitman County, Washington, Volumes I, II, & III with addendum. Whitman County Genealogical Society.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Whitman County Genealogical Society, Eastern Washington Genealogical Society, và Dale DeChenne. The Index to Tombstone Inscriptions of Whitman County, Washington, Volumes I, II, & III with Addendum. Pullman, WA (P.O. Box 393, Pullman 99163-0393): Whitman County Genealogical Society, 1990.
Trích dẫn kiểu MLA (xuất bản lần thứ 8)Whitman County Genealogical Society, et al. The Index to Tombstone Inscriptions of Whitman County, Washington, Volumes I, II, & III with Addendum. Whitman County Genealogical Society, 1990.