APA (7th ed.) Citation

Stanford Univ., C. E. C. o. E. M. a. T., ERIC Clearinghouse on Library and Information Sciences, W., DC., & Spigai, F. G. (1973). The Invisible Medium: The State of the Art of Microform and a Guide to the Literature.

Chicago Style (17th ed.) Citation

Stanford Univ., CA. ERIC Clearinghouse on Educational Media and Technology., Washington ERIC Clearinghouse on Library and Information Sciences, DC, and Frances G. Spigai. The Invisible Medium: The State of the Art of Microform and a Guide to the Literature. 1973.

MLA (9th ed.) Citation

Stanford Univ., CA. ERIC Clearinghouse on Educational Media and Technology., et al. The Invisible Medium: The State of the Art of Microform and a Guide to the Literature. 1973.