APA
Fogelin R. J., Sinnott-Armstrong W., . (1997). Understanding arguments. Fort Worth Tex: Harcourt Brace College Publishers.
Chicago
Fogelin Robert J, Sinnott-Armstrong Walter, . 1997. Understanding arguments. Fort Worth Tex: Harcourt Brace College Publishers.
Harvard
Fogelin R. J., Sinnott-Armstrong W., . (1997). Understanding arguments. Fort Worth Tex: Harcourt Brace College Publishers.
MLA
Fogelin Robert J, Sinnott-Armstrong Walter, . Understanding arguments. Fort Worth Tex: Harcourt Brace College Publishers. 1997.