Gaya APA

Estella, J, M. (). Preparatory Book Everybody Likes the Pianos A Direct Modern Approach to Piano Fundamentals . : Edward Schuberth & Co. Inc.

Gaya MLA

Estella, Joseph, M.. "Preparatory Book Everybody Likes the Pianos A Direct Modern Approach to Piano Fundamentals". : Edward Schuberth & Co. Inc, . Text.