| LC control no. | n 81090208 |
|---|---|
| Personal name heading | Schneider, Ivo, 1938- |
| Found in | Author's Der Proportionalzirkel, 1970 Empirical test of the two-step flow hypothesis of communication ... 1973: t.p. (Ivo Alberto Schneider) UMI t.p. (Schneider, Ivo Alberto, 1938-) |
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