Gaya APA
Brendt, R, L. (1981).
Teratology The Journal of Abnormal Development Volume 23 Number 3 June 1981 .
Carrolina:
Willey.
Gaya MLA
Brendt, Robert, L..
"Teratology The Journal of Abnormal Development Volume 23 Number 3 June 1981".
Carrolina:
Willey,
1981.
.