APA-ийн эшлэл(7 дахь хэвлэлт)

ebrary, Inc, & Loftus, J. P. (1989). Orbital debris from upper-stage breakup. American Institute of Aeronautics and Astronautics, Inc..

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

ebrary, Inc, ба Joseph P. Loftus. Orbital Debris from Upper-stage Breakup. Washington, D.C.: American Institute of Aeronautics and Astronautics, Inc., 1989.

MLA -ийн эшлэл (9 дэх хэвлэлт)

ebrary, Inc, ба Joseph P. Loftus. Orbital Debris from Upper-stage Breakup. American Institute of Aeronautics and Astronautics, Inc., 1989.