@Book{52006612X, author="Herring, Hubert Clinton", title="Spain: battleground of democracy", year="1937", publisher="Pilgrim Press", address="New York", keywords="Spain; History; Causes", note="by Hubert C. Herring", note="``Readings on modern Spain''--P. 31", note="Published as v. 3, no. 1, of Social Action", note="Reproduction of original in the University of California, San Diego Library", note="Mikrofilm-Ausg. Woodbridge, Conn Research Publications on 1 microfilm reel with other items ; 35 mm The Spanish Civil War collection ; reel 9, item 392", language="English" }