<P> `` Sumer Is Icumen In '' ( also called the Summer Canon and the Cuckoo Song ) is a medieval English round or rota of the mid-13th century . </P>
<P> `` Sumer Is Icumen In '' ( also called the Summer Canon and the Cuckoo Song ) is a medieval English round or rota of the mid-13th century . </P>
in which form is sumer is icumen in set
in which form is sumer is icumen in set
round or rota
round or rota