Crawford, W. (1989). MARC for library use: Understanding integrated USMARC (2nd ed.). G. K. Hall.
Chicagoスタイル(17版)引用形式Crawford, Walt. MARC for Library Use: Understanding Integrated USMARC. 2nd ed. Boston: G. K. Hall, 1989.
MLA(9版)引用形式Crawford, Walt. MARC for Library Use: Understanding Integrated USMARC. 2nd ed. G. K. Hall, 1989.
警告: この引用は必ずしも正確ではありません.