1
Publikováno v:
Collection Building, 1994, Vol. 13, Issue 4, pp. 1-7.
2
Publikováno v:
Reference Librarian; Jul1994, Vol. 20 Issue 43, p9-28, 20p
3
Publikováno v:
Serials Librarian; Jul1998, Vol. 35 Issue 1-2, p85-124, 40p
4
Publikováno v:
Library Journal. 10/1/1991, Vol. 116 Issue 16, p120-120. 1/6p.
5
Publikováno v:
Library Journal. 7/1/1991, Vol. 116 Issue 12, p111-111. 1/6p.
6
Publikováno v:
Library Journal. 4/15/1991, Vol. 116 Issue 7, p98-98. 1/7p.
7
Publikováno v:
Library Journal. 2/1/1991, Vol. 116 Issue 2, p82-82. 1/7p.
8
Publikováno v:
Library Journal. 11/15/1990, Vol. 115 Issue 20, p80-80. 1/7p.
9
Publikováno v:
Library Journal. 10/15/1990, Vol. 115 Issue 17, p91-91. 1/7p.
10
Publikováno v:
Library Journal. 8/1/1990, Vol. 115 Issue 13, p124-124. 1/7p.
