Holl, H. (1837). Wapping old stairs!: A nautical drama in two acts (Duncombe's ed.). J. Duncombe.
Chicago-viite (17. p.)Holl, Henry. Wapping Old Stairs!: A Nautical Drama in Two Acts. Duncombe's ed. London: J. Duncombe, 1837.
MLA-viite (8. p.)Holl, Henry. Wapping Old Stairs!: A Nautical Drama in Two Acts. Duncombe's ed. J. Duncombe, 1837.
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