- Avoid (making) any reference to his illness.
- I am writing with reference to your job application.
- Firing senior staff without reference to the boss comes pretty close to lese-majeste.
- We would like to send you a sample with reference to the last shipment.
- You should make a reference to a dictionary.
- The book is full of reference to place I know.
- He made no reference to these problems during the talk.
- There is no further reference to him in her diary.