Philips Research Laboratories. (1978). Philips Journal of Research. Elsevier Science.
Citação do estilo Chicago (17ª ed.)Philips Research Laboratories. Philips Journal of Research. Eindhoven, Holanda: Elsevier Science, 1978.
Citação MLA (8ª ed.)Philips Research Laboratories. Philips Journal of Research. Elsevier Science, 1978.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.