%0 Generic %C [S.l.] : %D 1974. %I [s.n.], %T Indexes of Output Per Man-Hour, Selected Industries %U http://SK8ES4MC2L.search.serialssolutions.com/?sid=sersol&SS_jc=TC_023627351&title=Indexes%20of%20Output%20Per%20Man-Hour%2C%20Selected%20Industries %7 1974 ed.