《太平广记·卷五十五·神仙五十五》
桐柏征君徐灵府，把这些诗搜集起来并且作了序，分为三卷，流传于人间。
桐柏征君徐灵府，序而集之，分为三卷，行于人间。
 Xu Lingfu, the ruler of Tongbai Zhengjun, collected these poems and wrote a preface, dividing them into three volumes, which were circulated among the people.