Collymore, P. (1983). Ralph Erskine. Gustavo Gili.
Tohutoru Kātū Chicago (17th ed.)Collymore, Peter. Ralph Erskine. Barcelona: Gustavo Gili, 1983.
Tohutoro MLA (9th ed.)Collymore, Peter. Ralph Erskine. Gustavo Gili, 1983.
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