Pennsylvania. Dept. of Agriculture. Dairy and Food Division. (1903). Monthly bulletin of the Dairy and Food Division. WM. Stanley Ray, Office of the State Printer.
Chicago-referens (17:e uppl.)Pennsylvania. Dept. of Agriculture. Dairy and Food Division. Monthly Bulletin of the Dairy and Food Division. Harrisburg, Pa.: WM. Stanley Ray, Office of the State Printer, 1903.
MLA-referens (8:e uppl.)Pennsylvania. Dept. of Agriculture. Dairy and Food Division. Monthly Bulletin of the Dairy and Food Division. WM. Stanley Ray, Office of the State Printer, 1903.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.