Gaya APA
Howson, Colin. (1997).
Logic with Trees (First Edition).
USA and Canada:
Routledge.
Gaya Chicago
Howson, Colin.
Logic with Trees.
First Edition
USA and Canada:
Routledge,
1997.
e-book.
Gaya MLA
Howson, Colin.
Logic with Trees.
First Edition
USA and Canada:
Routledge,
1997.
e-book.
Gaya Turabian
Howson, Colin.
Logic with Trees.
First Edition
USA and Canada:
Routledge,
1997.
e-book.