Hirschhorn, H. H. (1970). Technical and scientific reader in english. Regents.
Chicagoスタイル(17版)引用形式Hirschhorn, Howaerd H. Technical and Scientific Reader in English. New York, Estados Unidos: Regents, 1970.
MLA(9版)引用形式Hirschhorn, Howaerd H. Technical and Scientific Reader in English. Regents, 1970.
警告: この引用は必ずしも正確ではありません.