(1998). Turn left at alpha centauri : a study of space and the universe: V.10. South-Western Educational Publishing.
استشهاد بنمط شيكاغوTurn Left At Alpha Centauri : A Study of Space and the Universe: V.10. South-Western Educational Publishing, 1998.
MLA استشهادTurn Left At Alpha Centauri : A Study of Space and the Universe: V.10. South-Western Educational Publishing, 1998.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.