Shaffer, Peter (1926-2016). ( w 3 rekordach )
- Shaffer, Peter Levin.
- Sheffer, Piter.
- Amadeus : a play / by Peter Shaffer. - New York, 1981.
- LCN
- WD'1988/1990
- BNF-NA
- en.wikipedia, 07.06.16
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