14 books
1979 pub
1980 pub |366 pages
1982 pub |320 pages
1983 pub |346 pages
1985 pub |387 pages
1987 pub |380 pages
1991 pub |379 pages
1992 pub |304 pages
1993 pub |365 pages
1994 pub |340 pages
1996 pub |364 pages
1997 pub |320 pages
1999 pub |343 pages
2000 pub |302 pages