What book or primary reference reports the Achilles death?

The primary reference that reports the death of Achilles is the epic poem of the Greek epic poet Homer [Ομηρος - Omeros] Iliad where the ten years war between the Greeks and Trojans is presented. In that war between Greeks and Trojans after the death of his friend Patroklos Achilles challenged the prince of Troy Hector in a person to person battle which he won. Over the dead body of Hector several battles of all troops were given. In the end of the day prince Paris with the help of a deity who passed the information that the only vulnerable Achilles' point was his heel he targeted his arrows and succeded to kill Achilles. Achilles died in the battlefield of Troy.