1
by Agarwala, A. N, 1917-
Published 1958
2
by Hope, Kempe Ronald
Published 1996
3
by Seitz, John L, 1931-
Published 2002
4
by Bhagawati, Jagdish N, 1934-
Published 1966
5
Published 1994
6
7
8
Published 1999
9
Published 2002
10
by Hossain, Moazzem
Published 1999
11
by Chhon, Keat
Published 1999
12
by Boserup, Ester
Published 1990
13
by Mundschenk S.
Published 2006
14
Published 1995
15
by Ray, S. K.
Published 1993
16
Published 1997
17
Published 1989
18
Published 1992
19
20
by Simpson, E. S.
Published 1987