Παραπομπή APA

(2011). Giai điệu hạnh phúc =: The sound of music. [Burbank, Calif.]: Twentieth Century Fox Home Entertainment.

Παραπομπή Chicago Style

Giai điệu Hạnh Phúc =: The Sound of Music. [Burbank, Calif.]: Twentieth Century Fox Home Entertainment, 2011.

Παραπομπή MLA

Giai điệu Hạnh Phúc =: The Sound of Music. [Burbank, Calif.]: Twentieth Century Fox Home Entertainment, 2011.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.