Formal logic :
its scope and limits /
Richard Jeffrey.
APA Citation
Jeffrey, R. C. (1981). Formal logic: its scope and limits. 2d ed. New York: McGraw-Hill.
MLA Citation
Jeffrey, Richard C. Formal Logic: Its Scope And Limits. 2d ed. New York: McGraw-Hill, 1981.
Warning: These citations may not always be complete (especially for serials).