APA (7th ed.) Citation

Commerce Clearing House & United States. (1968). Complete guide to medicare: Law, regulations, explanation. [As of Jan. 2, 1968. [publisher not identified].

Chicago Style (17th ed.) Citation

Commerce Clearing House and United States. Complete Guide to Medicare: Law, Regulations, Explanation. [As of Jan. 2, 1968. Chicago: [publisher not identified], 1968.

MLA (9th ed.) Citation

Commerce Clearing House and United States. Complete Guide to Medicare: Law, Regulations, Explanation. [As of Jan. 2, 1968. [publisher not identified], 1968.