APA aipamena

Woodcock, A. E. R., & Poston, T. (1974). Geometrical study of the elementary catastrophes.

Chicago Style aipamena

Woodcock, A E R., and T. Poston. Geometrical Study of the Elementary Catastrophes. Springer-Verlag, Berlin, 1974.

MLA aipamena

Woodcock, A E R., and T. Poston. Geometrical Study of the Elementary Catastrophes. 1974.