Autor: Loredana r diaconu gherasim, 1 titlu

Metode cantitative de cercetare - Paperback brosat - Cornelia Măirean, Loredana R. Diaconu-Gherasim, Mihai Curelaru - Polirom

Loredana R. Diaconu Gherasim,Cornelia Mairean,Mihai Curelaru