Angel, J. L. (1970). Modern vocational trends reference handbook. Simon and Schuster.
Chicagoスタイル(17版)引用形式Angel, Juvenal Londono. Modern Vocational Trends Reference Handbook. New York: Simon and Schuster, 1970.
MLA(9版)引用形式Angel, Juvenal Londono. Modern Vocational Trends Reference Handbook. Simon and Schuster, 1970.
警告: この引用は必ずしも正確ではありません.