(1972). State projections of the gross national product, 1970, 1980 / [by] Raymond C. Scheppach, Jr.
Cita Chicago (17th ed.)State Projections of the Gross National Product, 1970, 1980 / [by] Raymond C. Scheppach, Jr. 1972.
Cita MLA (9th ed.)State Projections of the Gross National Product, 1970, 1980 / [by] Raymond C. Scheppach, Jr. 1972.
Atenció: Aquestes cites poden no estar 100% correctes.