Dyfyniad APA

Trinity Guildhall. (2006). Piano grade 1: Pieces and exercises for Trinity Guildhall examinations 2007 & 2008. Trinity College London.

Dyfyniad Arddull Chicago

Trinity Guildhall. Piano Grade 1: Pieces and Exercises for Trinity Guildhall Examinations 2007 & 2008. London: Trinity College London, 2006.

Dyfyniad MLA

Trinity Guildhall. Piano Grade 1: Pieces and Exercises for Trinity Guildhall Examinations 2007 & 2008. Trinity College London, 2006.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.