APA Style
Barr, Robert D., Barth, James L., Shermis, Samuel. (1977).
Defining the Social Studies .
:
.
Chicago Style
Barr, Robert D., Barth, James L., Shermis, Samuel.
Defining the Social Studies.
:
,
1977.
Text.
MLA Style
Barr, Robert D., Barth, James L., Shermis, Samuel.
Defining the Social Studies.
:
,
1977.
Text.
Turabian Style
Barr, Robert D., Barth, James L., Shermis, Samuel.
Defining the Social Studies.
:
,
1977.
Print.