Gaya APA
Lass, N, J. et al (1982).
Speech, Language, and Hearing. Vol.2 Pathologies of Speech and Language .
Philadelphia:
W.B. Saunders Company.
Gaya MLA
Lass, Norman, J. et al.
"Speech, Language, and Hearing. Vol.2 Pathologies of Speech and Language".
Philadelphia:
W.B. Saunders Company,
1982.
print.