612.39 W Williams, Roger John, 1893- What to do about vitamins [by] Roger J. Williams. Norman, University of Oklahoma press, 1945. vi, 56 p., 11. diagrs. 20 cm "First edition" <a id= "rdfa" about="http://bnjm.sld.cu/cgi-bin/item.py?idficha=bcuhcgrlyfof1100410" property = "oa:link" href="http://www.worldcat.org/oclc/332538 ">WorldCat</a>