Caitanya-caritāmṛta 17.328
ei saptadaśa prakāra ādi-līlāra prabandha dvādaśa prabandha tāte grantha-mukhabandha
[ei saptadasha prakaara aadi-leelaara prabandha dvaadasha prabandha taate grantha-mukhabandha]
Blended reading (Sanskrit + English inline)
ei saptadaśa prakāra ādi-līlāra prabandha dvādaśa prabandha tāte grantha-mukhabandha
Thus there are seventeen varieties of subjects in the first canto, which is known as the Ādi-līlā. Twelve of these constitute the preface of this scripture.
My note
Source: vedabase.io