Cita APA (7a ed.)

(1949). A genealogical study of the Minnesota No.2 Hog.

Cita Chicago Style (17a ed.)

A Genealogical Study of the Minnesota No.2 Hog. MInnesota, 1949.

Cita MLA (9a ed.)

A Genealogical Study of the Minnesota No.2 Hog. 1949.