Gaya APA

Helmi, Z, N. (2012). Buku Ajar Gangguan Muskuloskeletal . 2012: Salemba Medika.

Gaya MLA

Helmi, Zairin, Noor. "Buku Ajar Gangguan Muskuloskeletal". 2012: Salemba Medika, 2012. Text.