TY - BOOK ID - 145479930 TI - Communications research 1948-1949 AU - Stanton, Frank N. AU - Lazarsfeld, Paul Felix PY - 1949 PB - New York, NY : Harper and brothers, DB - UniCat UR - https://www.unicat.be/uniCat?func=search&query=sysid:145479930 AB - ER -