Tyrrell, J. e., Tyrrell, J., & Semple, J. (1971). Generalised clifford parallelism. Cambridge University press.
Chicago Edition CitationTyrrell, J.A ed, J.A Tyrrell, i J.G Semple. Generalised Clifford Parallelism. Cambridge: Cambridge University press, 1971.
Cita MLATyrrell, J.A ed, et al. Generalised Clifford Parallelism. Cambridge University press, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.