Bowker, R.R., comp.
Ulrich's international periodicals directory 1989- 90: now including irregular serials & annuals
- 28th ed.
- New York: R.R. Bowker, 1989
- lv, (v.p.); 30cm.
Includes index
v. 1 Subjects A-G
v. 2 Subjects H-Z
v. 3 Indexes
0835227332(v. 1) 0835227340(v. 2) 0835227359(v. 3)
Periodicals--Directories
Serials --Directories
Serial publications