Gaya APA
Cummings, C, W.
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CUMMINGS OTOLARYNGOLOGY HEAD & NECK SURGERY
(
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.
USA:
Elsevier Saunders.
Gaya MLA
Cummings, Charles, W..
"CUMMINGS OTOLARYNGOLOGY HEAD & NECK SURGERY".
Edisi 4 Vol. 4
USA:
Elsevier Saunders,
1998.
Text.