APA-ийн эшлэл(7 дахь хэвлэлт)

Behrens, B. J., & Beinert, H. (2014). Physical agents: Theory and practice (Third edition.). F. A. Davis Company.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Behrens, Barbara J., ба Holly Beinert. Physical Agents: Theory and Practice. Third edition. Philadelphia, Pennsylvania: F. A. Davis Company, 2014.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Behrens, Barbara J., ба Holly Beinert. Physical Agents: Theory and Practice. Third edition. F. A. Davis Company, 2014.