Schumacher, E. (1977). A guide for the perplexed. Jonathan Cape.
Chicago-čujuhus (17. p.)Schumacher, E. A Guide for the Perplexed. London: Jonathan Cape, 1977.
MLA-čujuhus (9. p.)Schumacher, E. A Guide for the Perplexed. Jonathan Cape, 1977.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.