Leonard, E. A. (1956). Origins of personnel services in American higher education. University of Minnesota Press.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Leonard, Eugenie Andruss. Origins of Personnel Services in American Higher Education. Minneapolis: University of Minnesota Press, 1956.
MLA -ийн эшлэл (9 дэх хэвлэлт)Leonard, Eugenie Andruss. Origins of Personnel Services in American Higher Education. University of Minnesota Press, 1956.
Анхааруулга: Эдгээр ишлэлүүд үргэлж 100% үнэн зөв биш байж магадгүй.