Authors: Ceauşescu, Nicolae --- Lambilliotte, Maurice --- Manescu, Manea --- Constantinescu, Miron --- Manescu, Corneliu --- et al. Gheysens, Roger --- Burtica, Cornel --- Cosma, Ion --- Aslan, Ana --- Jonckheere, Karel --- Cucu, Vasile --- Martin, Aurel --- Tomescu, Vasile --- Dragutz, Vasile --- Bogdan, Radu --- Pop, Mihai
Year: 1971 Publisher: Bruxelles Synthèses