APA aipamena

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

Chicago Style aipamena

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

MLA aipamena

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