APA Citation

Ponce, M. M. 1., & Ponce, M. M. 1. (1966). 20 easy pieces for piano =: Veinte piezas fáciles. United States: Peer International.

Chicago Style Citation

Ponce, Manuel María 1882-1948, and Manuel María 1882-1948 Ponce. 20 Easy Pieces for Piano =: Veinte Piezas Fáciles. United States: Peer International, 1966.

MLA Citation

Ponce, Manuel María 1882-1948, and Manuel María 1882-1948 Ponce. 20 Easy Pieces for Piano =: Veinte Piezas Fáciles. United States: Peer International, 1966.

Warning: These citations may not always be 100% accurate.