Taipale, Sakari, author
Springer Nature, 2019
eBooks
Cherlin, Andrew J., author
McGraw-Hill, 2002
Buku Teks
Hickey, Michael, author
Cambridge University Press, 1981
Buku Teks
edited by Ian Peate, Lisa Whiting
John Wiley & Sons, 2006
Buku Teks
Brown, L. Neville (Lionel Neville), author
Sweet and Maxwell, 1994
Buku Teks