Richards, I. Chief difficulties of criticism: I.A. Richards. Contemporary literary criticism : modernism through poststructuralism.(1986).

Richards, I.A. "Chief Difficulties of Criticism: I.A. Richards." Contemporary Literary Criticism : Modernism Through Poststructuralism.(1986) .

Richards, I.A. "Chief Difficulties of Criticism: I.A. Richards." Contemporary Literary Criticism : Modernism Through Poststructuralism.(1986), .