Gaya APA

Natra, S. (1973). [Sonaṭinah li-ṭrombon: Sonatina for trombone / Sergiu Natra . is: .

Gaya MLA

Natra, Sergiu,. "[Sonaṭinah li-ṭrombon: Sonatina for trombone / Sergiu Natra". is: , 1973. print.