APA
Fawcett C. D., Kudeki E. & University of Illinois. (1999). An investigation of equatorial 150-km irregularities. Illinois: .
Chicago
Fawcett Clinton Douglas, Kudeki Erhan and University of Illinois. 1999. An investigation of equatorial 150-km irregularities. Illinois: .
Harvard
Fawcett C. D., Kudeki E. and University of Illinois. (1999). An investigation of equatorial 150-km irregularities. Illinois: .
MLA
Fawcett Clinton Douglas, Kudeki Erhan and University of Illinois. An investigation of equatorial 150-km irregularities. Illinois: . 1999.