Gaya APA
Aehlert, B. (2007).
Emergency medical responder : first responder in action .
Boston, Burr Ridge, IL Dubuque:
McGraw Hill.
Gaya MLA
Aehlert, Barbara.
"Emergency medical responder : first responder in action".
Boston, Burr Ridge, IL Dubuque:
McGraw Hill,
2007.
Text.