APA (7th ed.) Citation

Navarro, P. B. (1931). Id-est: Solo for Bb cornet, baritone or trombone. s.n.

Chicago Style (17th ed.) Citation

Navarro, Pedro B. Id-est: Solo for Bb Cornet, Baritone or Trombone. S.l: s.n, 1931.

MLA (9th ed.) Citation

Navarro, Pedro B. Id-est: Solo for Bb Cornet, Baritone or Trombone. s.n, 1931.