2026 Reading Challenge

Join the Goodreads Author Program

Are you John C. Cochran, author of the books below?
The haciendas of Mexico by John C. Cochran Introduction to Sonar Transducer Design by John C. Cochran Introduction to Sonar Transducer Design by John C. Cochran The haciendas of Mexico. A list of plantations and principal ... by John C. Cochran


To join the author program as John C. Cochran, 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