Hardt, J. P. (1975). Tariff, legal and credit constraints on East-West Commercial relations. Institute of Soviet and East European Studies, Carleton University.
Чикаго стиль цитування (17-те видання)Hardt, John Pearce. Tariff, Legal and Credit Constraints on East-West Commercial Relations. Ottawa: Institute of Soviet and East European Studies, Carleton University, 1975.
Стиль цитування MLA (8-ме видання)Hardt, John Pearce. Tariff, Legal and Credit Constraints on East-West Commercial Relations. Institute of Soviet and East European Studies, Carleton University, 1975.
Попередження: стилі цитування не завжди правильні на всі 100%.