APA aipamena

Ontario Council of Health. Sub-committee on Audiovisual Systems. (1971). Audiovisual systems. Ontario Dept. of Health.

Chicago Style aipamena

Ontario Council of Health. Sub-committee on Audiovisual Systems. Audiovisual Systems. [Toronto]: Ontario Dept. of Health, 1971.

MLA aipamena

Ontario Council of Health. Sub-committee on Audiovisual Systems. Audiovisual Systems. Ontario Dept. of Health, 1971.