Gaya APA
Fitts, J, &, B, D. (2019).
Two-sided trees of sentential logic, predicate logic, andsentential modal logic. .
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Gaya MLA
Fitts, Jesse, &, Beisecker,, David.
"Two-sided trees of sentential logic, predicate logic, andsentential modal logic. ".
:
,
2019.
Majalah.