1
by Mott, Graham
Published 1982
2
by Bailey, Kenneth D.
Published 1984
3
by Peccei, Aurelio
Published 1977
4
by Lesikar, Raymond V.
Published 1981
5
by Murie, Alan
Published 1983
6
by Drucker, Peter F.
Published 1984
7
by Thomas, Edwin John
Published 1977
8
by Ricks, David A.
Published 1983
9
by Babbie, Earl
Published 1990
10
by Azlan Khalili Shamsuddin
Published 1988
11
by Musgrave, Richard A.
Published 1980
12
by Heap, John P.
Published 1989
13
by Mohd. Ridzuan Awang
Published 1987
14
by Matras, Judah
Published 1977
15
Published 1989
16
by Darby, Michael R.
Published 1976
17
by Goodman, Michael B.
Published 1984
18
by Smith, T.B.
Published 1978
19
by D.P. Vijandran
Published 1987
20
by Gilbert, Alan
Published 1981