APA-ийн эшлэл(7 дахь хэвлэлт)

Childs, A., McNicholl, J., Burn, & K. (1970). School subject departments as sites for science teachers learning pedagogical content knowledge.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Childs, A., J. McNicholl, Burn, ба K. School Subject Departments as Sites for Science Teachers Learning Pedagogical Content Knowledge. 1970.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Childs, A., et al. School Subject Departments as Sites for Science Teachers Learning Pedagogical Content Knowledge. 1970.