MLA

Justrell, Börje, Michael Roper, and Herbert J White. Guidelines for the Preservation of Microforms. Paris: ICA, 1996.

APA

Justrell, B., Roper, M., & White, H. J. (1996). Guidelines for the preservation of microforms. Paris: ICA.

Chicago

Justrell, Börje, Michael Roper, and Herbert J White. Guidelines for the Preservation of Microforms. Paris: ICA, 1996.