(1991). A Rationale and Set of Principles for the Development of a Systematic Approach to English Diction in Choral Performance Robert E. Fisher. [microform].
Chicago Style (17th ed.) ZitazioaA Rationale and Set of Principles for the Development of a Systematic Approach to English Diction in Choral Performance Robert E. Fisher. [microform]. 1991.
MLA (9th ed.) ZitazioaA Rationale and Set of Principles for the Development of a Systematic Approach to English Diction in Choral Performance Robert E. Fisher. [microform]. 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.