Tyring, Stephen K.
Tropical dermatology
Elsevier, 2005, 2005
 Buku Teks SO
Tropical coasts
PEMESA,
 Majalah, Jurnal, Buletin
Tropical disease
World Health Organization, [date of publication not identified]
 Buku Teks SO
Barreneche, Raul A.
Tropical modern
Rizzoli, 2003
 Buku Teks SO
Coughlan, Robert
Tropical Africa
Time Incorporated, 1962
 Buku Teks