Clifford numbers and spinors :
(chapters I-IV) Lectures delivered [at the University of Maryland] October 1957-January 1958.

APA Citation

Riesz, M. (1958). Clifford numbers and spinors: (chapters I-IV) Lectures delivered [at the University of Maryland] October 1957-January 1958. [College Park, Md.?.

MLA Citation

Riesz, Marcel, b. 1886. Clifford Numbers And Spinors: (chapters I-IV) Lectures Delivered [at the University of Maryland] October 1957-January 1958. [College Park, Md.?, 1958.

Warning: These citations may not always be complete (especially for serials).