APA
Penrose R., . (1984). Spinors and Space-Time: Volume 2, Spinor and Twistor Methods in Space-Time Geometry. : Cambridge University Press.
Chicago
Penrose Roger, . 1984. Spinors and Space-Time: Volume 2, Spinor and Twistor Methods in Space-Time Geometry. : Cambridge University Press.
Harvard
Penrose R., . (1984). Spinors and Space-Time: Volume 2, Spinor and Twistor Methods in Space-Time Geometry. : Cambridge University Press.
MLA
Penrose Roger, . Spinors and Space-Time: Volume 2, Spinor and Twistor Methods in Space-Time Geometry. : Cambridge University Press. 1984.