Retrospective index to theses of Great Britain and Ireland 1716-1950
MLA
Bilboul, Roger R, and Francis Lawrence Kent. Retrospective Index to Theses of Great Britain and Ireland 1716-1950. Santa Barbara, Calif.: American Bibliographical Center, Clio Press, 1975-
APA, 7th edition
Bilboul, R. R, & Kent, F. Lawrence. (1975-). Retrospective index to theses of Great Britain and Ireland 1716-1950. Santa Barbara, Calif.: American Bibliographical Center, Clio Press
Chicago, 17th edition
Bilboul, Roger R., and Francis Lawrence Kent. Retrospective index to theses of Great Britain and Ireland 1716-1950. Santa Barbara, Calif.: American Bibliographical Center, Clio Press, 1975-