Naidoo, Jennie, author
Baillere Tindall , 2000
Buku Teks
by Randall R. Cottrell, James T. Girvan, Denise M. Seabert, Caile Spear, James F. McKenzie
Pearson Education, 2018
Buku Teks
Cottrell, Randall R., author
Pearson, 2014
Buku Teks SO
Naidoo, Jennie, author
Elsevier, 2016
Buku Teks SO
Kemm, John, author
Macmillan, 1995
Buku Teks