Key to economic science and managerial sciences.

v.25 no.1-14 1978; v.25 no.1-12 1978; v.25 no.13-24 1978; v.25 no.15-24 1978; v.26 no.1-12 1979; v.26 no.13-24 1979; v.27 1980; v.27 no.1-12 1980; v.27 no.13-24 1980; v.28 no.1-16 1981; v.28 no.1-12 1981; v.28 no.13-24 1981; v.28 1981 no.17-24; v.29 1982; v.29 no.1-12 1982; v.29 no.13-24 1982; v.30 no.1-14 1983; v.30 no.1-12 1983; v.30 no.13-24 1983; v.30 no.15-24 1983; v.31 1984; v.31 no.1-12 1984; v.31 no.13-24 1984; v.32 no.1-12 1985; v.32 no.13-24 1985; v.33 1986; v.33 no.1-24 1986; v.33 no.1-12 1986; v.33 no.13-24 1986; v.34 1987; v.34 no.1-24 1987; v.27 1980 Author Index; index; v.29 1982 Author Index; v.30 1983 Index; v.25 1978 Author Index; v.26 1979 Author Index; v.27 1980 Index; v.28 1981 Index; v.32 1985 Index