Gaya APA
Brendt, R, L. (1980).
Teratology The Journal of Abnormal Development Volume 21 Number 3 June 1980 .
Carrolina:
Willey.
Gaya MLA
Brendt, Robert, L..
"Teratology The Journal of Abnormal Development Volume 21 Number 3 June 1980".
Carrolina:
Willey,
1980.
.