http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
A study of phosphatic limestone as a mineral supplement
TOLLE, Chester : -- A study of phosphatic limestone as a -- mineral supplement.Von Chester Tolle -- and Leonard Maynard . -Ithaca : 1931.27 S. -- 8° (Cornell Univ. Agricult. Exper. Station. -- Bulletin 530.)
Cornell Univ. Agricult. Exper. Station. Bulletin 530