12 books
1981 pub |466 pages
1984 pub |211 pages
1986 pub |262 pages
1988 pub |693 pages
1989 pub |450 pages
1994 pub |539 pages
1997 pub |448 pages
1998 pub |432 pages
1999 pub |400 pages
1999 pub |320 pages
2006 pub |160 pages
2014 pub
