Cita APA (7a ed.)

Howells, G. G. (1991). Europe's solution to the product liability phenomenon. [s.n.].

Cita Chicago Style (17a ed.)

Howells, Geraint G. Europe's Solution to the Product Liability Phenomenon. [S.l.]: [s.n.], 1991.

Cita MLA (9a ed.)

Howells, Geraint G. Europe's Solution to the Product Liability Phenomenon. [s.n.], 1991.