Berrien, F. K. (1968). General and social systems. Rutgers University Press.
Chicagoスタイル(17版)引用形式Berrien, Frederick Kenneth. General and Social Systems. New Brunswick, N.J: Rutgers University Press, 1968.
MLA(9版)引用形式Berrien, Frederick Kenneth. General and Social Systems. Rutgers University Press, 1968.
警告: この引用は必ずしも正確ではありません.