(1978). Tribology 1978: : materials performance and conservation sponsored by the Tribology Group and the Materials Technology Section of the Applied Mechanics Group of the I Mech E, University College of Swansea, 3-4 April, 1978. London: Mechanical Engineering Publications Limited for the Institution of Mechanical Engineers.
Παραπομπή Chicago StyleTribology 1978: : Materials Performance and Conservation Sponsored By the Tribology Group and the Materials Technology Section of the Applied Mechanics Group of the I Mech E, University College of Swansea, 3-4 April, 1978. London: Mechanical Engineering Publications Limited for the Institution of Mechanical Engineers, 1978.
Παραπομπή MLATribology 1978: : Materials Performance and Conservation Sponsored By the Tribology Group and the Materials Technology Section of the Applied Mechanics Group of the I Mech E, University College of Swansea, 3-4 April, 1978. London: Mechanical Engineering Publications Limited for the Institution of Mechanical Engineers, 1978.