Deismireacht APA

Terzian, Y., & Bilson, E. (1997). Carl Sagan's universe. Uty.Press.

Chicago Edition Citation

Terzian, Yervant, and Elizabeth Bilson. Carl Sagan's Universe. Cambridge: Uty.Press, 1997.

Deismireacht MLA

Terzian, Yervant, and Elizabeth Bilson. Carl Sagan's Universe. Uty.Press, 1997.

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