@article {RN55, title = {Linking Contextual Factors with Rhetorical Pattern Shift: Direct and Indirect Strategies Recommended in English Business Communication Textbooks in China}, journal = {Journal of Technical Writing and Communication}, volume = {41}, number = {1}, year = {2011}, pages = {83-107}, doi = {10.2190/TW.41.1.e}, author = {Wang, Junhua and Zhu, Pinfan} }