00592nam a22001697a 4500 OSt 20250821101358.0 250821b |||||||| |||| 00| 0 eng d Chuka university library H 62.5 .U5J83 1981 Judd, Charles and Kenny , David A. 21530 Estimating the effects of social interventions Cambridge Cambridge university press 1981 243 p. 1. social science research-- Unites states 2. Evaluation research( social action programs)-- United states. 21531 lcc BK 0 0 0 lcc 0 0 LGL CHK PG GEN 2025-07-01 Donation from books of Africa. 15.18 0 H 62.5 .U5J83 1981 28660/2025 2025-08-21 10:14:44 1 2025-08-21 BK 20553 20553