Gaya APA
Arens, D, E. et al (2009).
Practical lessons in endodontic treatment .
Hanover Park:
Quintessence Publishing Co, Inc.
Gaya MLA
Arens, Donald., E. et al.
"Practical lessons in endodontic treatment".
Hanover Park:
Quintessence Publishing Co, Inc,
2009.
Text.