Socialist Integration; Economic Integration: Two Approaches; Sevi Tretii Mir: Problemy Sotrudnichestva i Razdeleniia Truda

Socialist Integration
By M. Senin
Progress, 1976, 284 pp

Economic Integration: Two Approaches
By V. I. Kuznetsov
Progress, 1976, 174 pp

Sevi Tretii Mir: Problemy Sotrudnichestva i Razdeleniia Truda
By Ivan Ganev
Ekonomika, 1976, 215 pp