APA-ийн эшлэл(7 дахь хэвлэлт)

Wolf, J. (1950). Music of earlier times: Vocal and instrumental examples. 13th century to Bach. Broude Brothers.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Wolf, Johannes. Music of Earlier Times: Vocal and Instrumental Examples. 13th Century to Bach. Nueva York: Broude Brothers, 1950.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Wolf, Johannes. Music of Earlier Times: Vocal and Instrumental Examples. 13th Century to Bach. Broude Brothers, 1950.