Hibberd, Jack, author
Currency Press, 1988
Buku Teks
Andre Kamkin, editor
[, Springer], 2012
eBooks
Mills, C. Wright, author
Grove Press, 1961
Buku Teks
Mills, C. Wright, author
Oxford University Press, 1978
Buku Teks
Reich, Brian, author
Emerald, 2017
eBooks