Silverthorn, J. E., & Oberly, J. W. (1964). College vocabulary building (4th ed.). South-western Pub. Co.
Chicago Style (17th ed.) CitationSilverthorn, J. E., and John W. Oberly. College Vocabulary Building. 4th ed. Cincinnati: South-western Pub. Co, 1964.
MLA (8th ed.) CitationSilverthorn, J. E., and John W. Oberly. College Vocabulary Building. 4th ed. South-western Pub. Co, 1964.
Warning: These citations may not always be 100% accurate.