Gaya APA

Creel, H., Fogelin, R, J. (1982). Understanding Arguments: An Introduction To Informal Logic (Ed. 2). New York: HBJ.

Gaya MLA

Creel, H.G.., Fogelin, Robert, J.. "Understanding Arguments: An Introduction To Informal Logic". Ed. 2 New York: HBJ, 1982. Text.