Dipert, R. Peirce's deductive logic: Its development, influence, and philosophical significance / Randall Dipert. The Cambridge companion to Peirce.(2004).

Dipert, Randall. "Peirce's Deductive Logic: Its Development, Influence, and Philosophical Significance / Randall Dipert." The Cambridge Companion to Peirce.(2004) .

Dipert, Randall. "Peirce's Deductive Logic: Its Development, Influence, and Philosophical Significance / Randall Dipert." The Cambridge Companion to Peirce.(2004), .