Other details
- Current Frequency:
Six issues per year, 1993-
- Former Frequency:
Semiannual, 1980-1983
Three issues a year, 1984-1985
Four issues yearly, 1986-1992
- Published:
Silver Spring, MD : V.H. Winston
- Language:
English
- Serial Dates:
Print began with vol. 1, no. 1 (Jan.-June 1980).
- System Details:
Mode of access: World Wide Web.
- Local Notes:
Vendor supplied catalog record.
- ISSN:
1930-0557
0272-3646
- OCLC Number:
55059907
- Other Identifiers:
LCCN: 2004699066