The Gruenfeld Defence by Botvinnik & Estrin (Spiral Bound Chess Book)

Gruenfeld Defense by Estrin and Botvinnik (Trade Paperback) Acceptable

The Gruenfeld Defense

Gruenfeld Defense, Botvinnik, Estrim

The Gruenfeld Defence by Estrin and Botvinnik (Paperback) *Very good*

Strangers In The Night Ernest Gruenfeld paperback Collectible - Very Good

Theoretical Articles On The Latest In The Kings Indian And Gruenfeld Up To 1972

Gruenfeld Defense: Russian Variations by Eric Schiller (Chess Book)