Gaya APA
Jeffrey, Richard C.. (1967).
Formal logic : its scope and limits / Richard C. Jeffrey .
:
New York : McGraw-Hill.
Gaya Chicago
Jeffrey, Richard C..
Formal logic : its scope and limits / Richard C. Jeffrey.
:
New York : McGraw-Hill,
1967.
Buku.
Gaya MLA
Jeffrey, Richard C..
Formal logic : its scope and limits / Richard C. Jeffrey.
:
New York : McGraw-Hill,
1967.
Buku.
Gaya Turabian
Jeffrey, Richard C..
Formal logic : its scope and limits / Richard C. Jeffrey.
:
New York : McGraw-Hill,
1967.
Buku.