Travel and related factors in California

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Item Link Original Source
Limited (search only)   1981 University of California
Limited (search only)   1982 University of California
Limited (search only)   1983 University of California
Limited (search only)   1984 University of California
Limited (search only)   1985 University of California
Limited (search only)   1986 University of California
Limited (search only)   1987 University of California
Limited (search only)   1988 University of California
Limited (search only)   yr.1988-94 University of California
Limited (search only)   1989 University of California
Limited (search only)   1990 Northwestern University
Limited (search only)   1991 University of California
Limited (search only)   1992 University of California
Limited (search only)   1993 University of California
Limited (search only)   1994 University of California
Limited (search only)   1995 University of California
Limited (search only)   1996 University of California
Limited (search only)   1997 University of California
Limited (search only)   1998 University of California