Bearden, James H.
The environment of business : perspectives and viewpoints
Holt, Rinehart and Winston , 1969
 Buku Teks
Analytical viewpoints in marketing management
edited by Keith K. Cox
Prentice-Hall, [Date of publication not identified]
 Buku Teks
Viewpoints on public finance : a book of readings
edited by Harold M. Groves
Henry Holt Company , 1950
 Buku Teks
Viewpoints on public finance : a book of readings
edited by Harold M. Groves
Henry Holt and Company , 1947
 Buku Teks
Redfield, Robert
The little community: viewpoints for the study of a human whole
The University of Chicago Press, 1962
 Buku Teks