APA Citation

Willis, D., & Jenny Watson. (1993). Collins Cobuild student's grammar (1st Ed.). London: Harper Collins.

Chicago Style Citation

Willis, Dave., and Jenny Watson. Collins Cobuild Student's Grammar. 1st Ed. London: Harper Collins, 1993.

MLA Citation

Willis, Dave., and Jenny Watson. Collins Cobuild Student's Grammar. 1st Ed. London: Harper Collins, 1993.

Warning: These citations may not always be 100% accurate.