APA-viite (7. p.)

Ptaszynska, M. (1972). Four preludes: For vibraphone and piano. PWM Edition.

Chicago-viite (17. p.)

Ptaszynska, Marta. Four Preludes: For Vibraphone and Piano. Krakow, Poland: PWM Edition, 1972.

MLA-viite (9. p.)

Ptaszynska, Marta. Four Preludes: For Vibraphone and Piano. PWM Edition, 1972.