Gaya APA

Turnbull, D. (1993). Aural Time ! : Practice Tests for ABRSM and Other Exams : Grade 3 (1). : Bosworth & Co.. Ltd. London.

Gaya MLA

Turnbull, David. "Aural Time ! : Practice Tests for ABRSM and Other Exams : Grade 3". 1 : Bosworth & Co.. Ltd. London, 1993. Musical Score.