APA-viite (7. p.)

Chopin, F. F. (2018). Nocturne No. 20 in C# minor, Op. posth. HDpiano.

Chicago-viite (17. p.)

Chopin, Frederic Francois. Nocturne No. 20 in C# Minor, Op. Posth. Las Vegas, United States: HDpiano, 2018.

MLA-viite (9. p.)

Chopin, Frederic Francois. Nocturne No. 20 in C# Minor, Op. Posth. HDpiano, 2018.