Books I’ve found useful, in no particular order: 

Blake Snyder: SAVE THE CAT

Donald Maass: WRITING THE BREAKOUT NOVEL and WRITING THE BREAKOUT NOVEL (which I found most useful).

Ditto: THE EMOTIONAL CRAFT OF FICTION

Ed. Alexander Steele: GOTHAM FICTION WORKSHOP

Remi Brown & Dave King: SELF-EDITING FOR FICTION WRITERS, 2nd ed.

K. M. Weiland/OUTLINING YOUR NOVEL; MAP YOUR WAY TO SUCCESS

Noah Lukeman/THE FIRST FIVE PAGES

Les Edgerton/HOOKED

James Scott Bell/HOW TO WRITE DAZZLING DIALOGUE

Ditto/PLOT AND STRUCTURE

Martha Alderson: THE PLOT WHISPERER

Ditto with Jordan Rosenfeld: WRITING DEEP SCENES: PLOTTING YOUR STORY THROUGH ACTION, EMOTION, AND THEME

Jane K. Cleland: MASTERING SUSPENSE, STRUCTURE & PLOT