APA aipamena

Sheehy, E. P., & Winchell, C. M. (1986). Guide to reference books (10th ed.). American Library Association.

Chicago Style aipamena

Sheehy, Eugene Paul, and Constance Mabel Winchell. Guide to Reference Books. 10th ed. Chicago: American Library Association, 1986.

MLA aipamena

Sheehy, Eugene Paul, and Constance Mabel Winchell. Guide to Reference Books. 10th ed. American Library Association, 1986.