@article{1183736962, author = {Harrah, David}, title = {Review: John E. Llewelyn, What is a Question?}, journal = {J. Symbolic Logic}, volume = {34}, number = {1}, year = {1969}, pages = { 644-645}, language = {en}, url = {http://dml.mathdoc.fr/item/1183736962} }
Harrah, David. Review: John E. Llewelyn, What is a Question?. J. Symbolic Logic, Tome 34 (1969) no. 1, pp. 644-645. http://gdmltest.u-ga.fr/item/1183736962/