APA-viite (7. p.)

Podgornov, N. (2010). Nicolai Podgornov's Graded Pieces for Piano. Universal Ed..

Chicago-viite (17. p.)

Podgornov, Nicolai. Nicolai Podgornov's Graded Pieces for Piano. Vienna [u.a.]: Universal Ed., 2010.

MLA-viite (8. p.)

Podgornov, Nicolai. Nicolai Podgornov's Graded Pieces for Piano. Universal Ed., 2010.