Educational Testing Service. (1955). College Board Tests: How to take the tests sample questions. Educational Testing Service.
Chicagoスタイル(17版)引用形式Educational Testing Service. College Board Tests: How to Take the Tests Sample Questions. Princeton: Educational Testing Service, 1955.
MLA(9版)引用形式Educational Testing Service. College Board Tests: How to Take the Tests Sample Questions. Educational Testing Service, 1955.
警告: この引用は必ずしも正確ではありません.