A pharmacy permit holder shall maintain an adequate reference library to enable it to prepare and dispense prescriptions properly, consistent with its scope of practice. A pharmacy permit holder shall maintain a library of reference sources appropriate to the type of pharmacy practice at that particular location. A pharmacy permit holder shall include in the pharmacy's library current material regarding the technical, clinical, and professional aspects of practice with emphasis in the area in which the pharmacy specializes. A pharmacy permit holder may utilize websites and electronic references created by established medical publishers which are recognized as standard for a particular type of pharmacy practice as a supplement to its printed library. A pharmacy permit holder shall maintain a library containing reference sources that: Enable the pharmacist to compound medications in a safe and effective manner; List the possible drug interactions and possible adverse effects of medications dispensed by the pharmacy; List the therapeutic usage and dosages of medications dispensed by the pharmacy; List the therapeutic equivalents for medications; and Provide guidelines for the counseling of patients. A pharmacy permit holder that specializes in nuclear or parenteral prescriptions may limit the library it maintains pursuant to §B of this regulation to the pharmacy permit holder's area of specialization. A pharmacy permit holder shall maintain material safety data sheets, if applicable.