APA

Human Factors Society. 21 annual meeting. San Francisco O. 1. P., . (1977). Gateways to the future. Santa Monica, CA: Human Factors Society. 21 annual meeting. San Francisco, Oct 1977. Proceedings.

Chicago

Human Factors Society. 21 annual meeting. San Francisco Oct 1977 Proceedings, . 1977. Gateways to the future. Santa Monica, CA: Human Factors Society. 21 annual meeting. San Francisco, Oct 1977. Proceedings.

Harvard

Human Factors Society. 21 annual meeting. San Francisco O. 1. P., . (1977). Gateways to the future. Santa Monica, CA: Human Factors Society. 21 annual meeting. San Francisco, Oct 1977. Proceedings.

MLA

Human Factors Society. 21 annual meeting. San Francisco Oct 1977 Proceedings, . Gateways to the future. Santa Monica, CA: Human Factors Society. 21 annual meeting. San Francisco, Oct 1977. Proceedings. 1977.