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Assertiveness training (Topical Term)
Machine generated authority record
Work cat.: (MX-TeUDD)270644: Fensterheim, Herbert, 1921- 83568, "Don't say yes when you want to say no :, 1975
Machine generated authority record
Work cat.: (MX-TeUDD)270644: Fensterheim, Herbert, 1921- 83568, "Don't say yes when you want to say no :, 1975
Sistema de Gestión Bibliotecaria Koha - Un desarrollo de L.B. Ulises Castrejón M. y L.I. Alejandro Castrejón M. para la Universidad Autónoma de Nayarit