Li, Charles N. and Thompson, Sandra. 1974. Co-verbs in Mandarin Chinese: verbs or prepositions?. Journal of Chinese Linguistics 2. 257-278.
@article{Li-and-Thompson-1974, author = {Li, Charles N. and Thompson, Sandra}, journal = {Journal of Chinese Linguistics}, number = {3}, pages = {257-278}, title = {Co-verbs in Mandarin Chinese: verbs or prepositions?}, volume = {2}, year = {1974} }