Music Educators' National Conference. Music in American Life Commission IV: Music in Preschool, Kindergarten, and Elementary School. Committee on Music in Nursery and Kindergarten. (1958). Music for fours and fives; a report. Music Educators' National Conference.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Music Educators' National Conference. Music in American Life Commission IV: Music in Preschool, Kindergarten, and Elementary School. Committee on Music in Nursery and Kindergarten. Music for Fours and Fives; a Report. Washington: Music Educators' National Conference, 1958.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Music Educators' National Conference. Music in American Life Commission IV: Music in Preschool, Kindergarten, and Elementary School. Committee on Music in Nursery and Kindergarten. Music for Fours and Fives; a Report. Music Educators' National Conference, 1958.