Bridging the gaps
Youth Coordination Centre International, 2003
 Buku Teks SO
Wallace, Catherine
Reading
1992
 Buku Teks
Wallace, Catherine
Reading
Oxford University Press, 1993
 Buku Teks SO
Family and work: bridging the gap
edited by Sylvia Ann Hewlett, Alice S. Ilchman and John J. Sweeney
Ballinger, 1986
 Buku Teks SO
Jones-Brown, Delores D.
Policing and minority communities : bridging the gap
Pearson/Prentice-Hall, 2004
 Buku Teks