Gaya APA
Purwanto, ., YUWONO, L. (1993).
Petunjuk Praktis Anestesi Lokal (atlas of local anaesthesia in dentistry) .
Jakarta:
EGC.
Gaya MLA
Purwanto, ., YUWONO, Lilian.
"Petunjuk Praktis Anestesi Lokal (atlas of local anaesthesia in dentistry)".
Jakarta:
EGC,
1993.
Text.