APA (7th ed.) Citation

Vela, S. (1964). Relaxation phenomena in viscoelastic fluids. [publisher not identified].

Chicago Style (17th ed.) Citation

Vela, Saul. Relaxation Phenomena in Viscoelastic Fluids. [Place of publication not identified]: [publisher not identified], 1964.

MLA (9th ed.) Citation

Vela, Saul. Relaxation Phenomena in Viscoelastic Fluids. [publisher not identified], 1964.