Dyfyniad APA

(1994). Aviation Crossroads Challenges In Changing World Edited By: William J. Sproule. ASCE.

Dyfyniad Arddull Chicago

Aviation Crossroads Challenges In Changing World Edited By: William J. Sproule. ASCE, 1994.

Dyfyniad MLA

Aviation Crossroads Challenges In Changing World Edited By: William J. Sproule. ASCE, 1994.

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