1
6
by Parsons, Kermit C. 1927-
Published 1977
Book
7
8
Book
9
by Barro, Robert J.
Published 2003
(CARLI) (Other Sources: (AUGdb)194701, (KNXdb)204584)
Book
11
(CARLI) (Other Sources: (ISLdb)278989, (ISUdb)339918)
Book
12
Published 1984
Book
17
Published 1973
Book