The big 5 (by Donald Cox). This is a MUST read.
How to give an applied micro talk (by Jesse Shapiro)
Writing economics (Harvard Writing Project)
How to Write the Introduction of Your Development Economics Paper (CGD)
How to write applied economic papers (Bellemare 2020)
https://www.youtube.com/watch?v=vtIzMaLkCaM&t=735s
Style: The Basics of Clarity and Grace (Williams and Bizup), any edition