APA-ийн эшлэл(7 дахь хэвлэлт)
Whitebook, M., & Sakai, L. (2004). By a thread: How child care centers hold on to teachers, how teachers build lasting careers. W.E. Upjohn Institute for Employment Research.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)
Whitebook, Marcy, ба Laura Sakai. By a Thread: How Child Care Centers Hold on to Teachers, How Teachers Build Lasting Careers. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2004.
MLA -ийн эшлэл (9 дэх хэвлэлт)
Whitebook, Marcy, ба Laura Sakai. By a Thread: How Child Care Centers Hold on to Teachers, How Teachers Build Lasting Careers. W.E. Upjohn Institute for Employment Research, 2004.
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