APA (7th ed.) Citation

Trono, M. P. L., & Umali, D. V. A survey of the top 100 drugs used in the Medicine Wards of the Philippine General Hospital for the 1st and 2nd Quarter of 1997.

Chicago Style (17th ed.) Citation

Trono, Maria Pia L., and Daisy V. Umali. A Survey of the Top 100 Drugs Used in the Medicine Wards of the Philippine General Hospital for the 1st and 2nd Quarter of 1997.

MLA (9th ed.) Citation

Trono, Maria Pia L., and Daisy V. Umali. A Survey of the Top 100 Drugs Used in the Medicine Wards of the Philippine General Hospital for the 1st and 2nd Quarter of 1997.

Warning: These citations may not always be 100% accurate.