Gaya APA
Thygerson, A, L. et al
(2017).
First Aid, CPR, and AED Standard
(
7)
.
Burlington:
Jones & Bartlett.
Gaya MLA
Thygerson, Alton, L.. et al.
"First Aid, CPR, and AED Standard".
7
Burlington:
Jones & Bartlett,
2017.
Text.