edited by Phyllis B. Steckler ; Wyllis E. Wright, consulting editor ; sponsored by the Council of National Library Associations

R.R. Bowker [c1964]-

1962 , 1963 , 1964. 9th ed. , 1965. 10th ed. , 1966 , 1968. 13th ed. , 17th ed. , 18th ed. , 20th ed. , 21st ed , 22nd ed. , 23rd ed. , 24th ed. , 25th ed. , 26th ed. , 27th ed. , 28th ed. , 29th ed. , 30th ed. , 31st ed. , 32nd ed. , 33rd ed.

Available at 43 libraries

edited by Wyllis E. Wright ; sponsored by the Council of National Library Associations and the Library Journal

R.R. Bowker 1958

1959

Available at 2 libraries

translated from the second Italian edition by Thomas J. Shanahan, Victor A. Shaefer, Constantin T. Vesselowsky ; edited by Wyllis E. Wright

American Library Assn. c1948

Available at 11 libraries