Gaya APA
Öst, L. (2013).
E-Book Cognitive Behaviour Therapy for Dental Phobia and Anxiety .
USA:
Wiley BlackWell.
Gaya MLA
Öst, Lars-Göran.
"E-Book Cognitive Behaviour Therapy for Dental Phobia and Anxiety".
USA:
Wiley BlackWell,
2013.
E-BOOK KEDOKTERAN GIGI.