Big Books of 2026

Join the Goodreads Author Program

Are you Helmut Duddeck, author of the books below?
Structure Elucidation by Modern NMR by Helmut Duddeck Structure Elucidation by Modern NMR by Helmut Duddeck Structure Elucidation by Modern NMR by Helmut Duddeck


To join the author program as Helmut Duddeck, you will first need to sign in to Goodreads. Then navigate back to this page to apply.


About the Author Program
Authors on Goodreads
Author Guidelines
Author Program How-To
Author & Advertisers Blog
Ask the Author: Featured Authors
About Goodreads