Simpson, R. W. L. (1966). The symphony. Penguin Books.
Chicago-čujuhus (17. p.)Simpson, Robert Wilfred Levick. The Symphony. Harmondsworth: Penguin Books, 1966.
MLA-čujuhus (9. p.)Simpson, Robert Wilfred Levick. The Symphony. Penguin Books, 1966.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.