The self and its brain.

MLA

Popper, Karl Raimund, and John Carew Eccles. The Self and Its Brain. Berlin: Springer, 1977.

APA

Popper, K. Raimund, & Eccles, J. Carew. (1977). The self and its brain. Berlin: Springer.

Chicago

Popper, Karl Raimund, and John Carew Eccles. The Self and Its Brain.. Berlin: Springer, 1977.