Freese, P. John A. Williams, Son in the Afternoon: Peter Freese. Twentieth-century america : recent interpretations.(1972).
Lua i Stíl Chicago (17ú heag.)Freese, Peter. "John A. Williams, Son in the Afternoon: Peter Freese." Twentieth-century America : Recent Interpretations.(1972) .
Lua MLA (8ú heag.)Freese, Peter. "John A. Williams, Son in the Afternoon: Peter Freese." Twentieth-century America : Recent Interpretations.(1972), .
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.