Hayman, Suzie, author
Penguin Book, 1991
Buku Teks
Reid, Robin, author
Churchill Livingstone, 2008
Buku Teks
Matthew M. Garrey [and others]
Churchill Livingstone, 1974
Buku Teks
Green, John Richard, editor
New York The Co-operative Publication Society [t.th.]
Buku Teks
edited by Fiona Roberts, Elaine MacDuff
Elsevier, 2018
Buku Teks