《旧唐书·本纪·卷二十》
七月十七日，决定任命凤翔陇州节度使、检校太尉、中书令、凤翔尹、上柱国、岐王、食邑四千五百户李茂贞为兴元尹、山南西道节度使等。
癸未，制以凤翔陇州节度使、检校太尉、中书令、凤翔尹、上柱国、岐王、食邑四千五百户李茂贞为兴元尹、山南西道节度等使。
On July 17th, it was decided to appoint Li Maozhen, Inspector of Administration, Director of the Ministry of the Treasury, Prefect of Fengxiang, Pillar of State, Prince of Qi, with an income from 4,500 households, as Prefect of Xingyuan and Inspector of Administration for the Western Shan'nan Circuit.