Gaya APA
PD-KPTI, D, S, D, M, D, S.
(2002).
TRAVEL MEDICINE
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SURABAYA:
AIRLANGGA UNTIVERSITY PRESS.
Gaya MLA
PD-KPTI, DR, SUHARTO, DR, MSC, DTMH, SP.
"TRAVEL MEDICINE".
SURABAYA:
AIRLANGGA UNTIVERSITY PRESS,
2002.
Text.