Firchow, Irwin & Jacqueline Firchow. 1969. An abbreviated phoneme inventory. Anthropological Linguistics 11(9). 271–276.
@article{firchow1969abbreviated, author = {Firchow, Irwin and Firchow, Jacqueline}, journal = {Anthropological Linguistics}, number = {9}, pages = {271–276}, title = {An abbreviated phoneme inventory}, volume = {11}, year = {1969} }