Gaya APA
SHAPPELL, D, A, W, A, S, A.
().
A HUMAN ERROR APPROACH TO AVIATION ACCIDENT ANALYS
.
:
.
Gaya MLA
SHAPPELL, DOUGLAS, A, WIEGMANN, AND, SCOTT, A.
"A HUMAN ERROR APPROACH TO AVIATION ACCIDENT ANALYS".
:
,
.
Text.