APA-ийн эшлэл(7 дахь хэвлэлт)

Garrick, J. (1998). Informal learning in the workplace: Unmasking human resource development. Routledge.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Garrick, John. Informal Learning in the Workplace: Unmasking Human Resource Development. London ; New York: Routledge, 1998.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Garrick, John. Informal Learning in the Workplace: Unmasking Human Resource Development. Routledge, 1998.