Pennsylvania Bar Institute. (2006). Space law: The 21st century & beyond. Pennsylvania Bar Institute.
Chicago Style (17th ed.) CitationPennsylvania Bar Institute. Space Law: The 21st Century & Beyond. [Mechanicsburg, Pa.]: Pennsylvania Bar Institute, 2006.
MLA (9th ed.) CitationPennsylvania Bar Institute. Space Law: The 21st Century & Beyond. Pennsylvania Bar Institute, 2006.
Warning: These citations may not always be 100% accurate.