Asmus, W., Fuegi, J., & Cluchey, R. (1990). Krapp's last tape. Blakman.
Chicago Style (17th ed.) CitationAsmus, Walter, John Fuegi, and Rick Cluchey. Krapp's Last Tape. Buenos Aires: Blakman, 1990.
MLA (9th ed.) CitationAsmus, Walter, et al. Krapp's Last Tape. Blakman, 1990.