APA (7th ed.) Citation

Medical Economic Company & Medical Economic Data (Firm). (1991). Indications index. Medical Economic.

Chicago Style (17th ed.) Citation

Medical Economic Company and Medical Economic Data (Firm). Indications Index. Oradell, NJ: Medical Economic, 1991.

MLA (9th ed.) Citation

Medical Economic Company and Medical Economic Data (Firm). Indications Index. Medical Economic, 1991.