APA (7e ed.) Bronvermelding
Howson, C. (1997). Logic with trees: An introduction to symbolic logic. Routledge.
Chicago (17e ed.) Bronvermelding
Howson, Colin. Logic with Trees: An Introduction to Symbolic Logic. London ; New York: Routledge, 1997.
MLA (9e ed.) Bronvermelding
Howson, Colin. Logic with Trees: An Introduction to Symbolic Logic. Routledge, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.