APA Style
Krohn, Katherine. (2007).
Jonas Salk Polio And The Vaccine .
Mankato:
Capstone Press.
Chicago Style
Krohn, Katherine.
Jonas Salk Polio And The Vaccine.
Mankato:
Capstone Press,
2007.
.
MLA Style
Krohn, Katherine.
Jonas Salk Polio And The Vaccine.
Mankato:
Capstone Press,
2007.
.
Turabian Style
Krohn, Katherine.
Jonas Salk Polio And The Vaccine.
Mankato:
Capstone Press,
2007.
.