APA-viite (7. p.)

Speight, A. Philosophy of literature in the nighteenth century: Allen Speight. The Routledge companion to philosophy of literature.(2019).

Chicago-viite (17. p.)

Speight, Allen. "Philosophy of Literature in the Nighteenth Century: Allen Speight." The Routledge Companion to Philosophy of Literature.(2019) .

MLA-viite (8. p.)

Speight, Allen. "Philosophy of Literature in the Nighteenth Century: Allen Speight." The Routledge Companion to Philosophy of Literature.(2019), .