APA (7th ed.) Citation

Theatre/Drama & Speech Information Center. (1974). Theatre/drama & speech index. Theatre/Drama & Speech Information Center].

Chicago Style (17th ed.) Citation

Theatre/Drama & Speech Information Center. Theatre/drama & Speech Index. [Pleasant Hill, Calif., etc.: Theatre/Drama & Speech Information Center], 1974.

MLA (8th ed.) Citation

Theatre/Drama & Speech Information Center. Theatre/drama & Speech Index. Theatre/Drama & Speech Information Center], 1974.

Warning: These citations may not always be 100% accurate.