Industrial Personnel Institute & Purdue University. Department of Engineering Extension. Proceedings of the Industrial Personnel Institute. The University.
Citação do estilo Chicago (17ª ed.)Industrial Personnel Institute e Purdue University. Department of Engineering Extension. Proceedings of the Industrial Personnel Institute. Lafayette, Ind.: The University.
Citação MLA (8ª ed.)Industrial Personnel Institute e Purdue University. Department of Engineering Extension. Proceedings of the Industrial Personnel Institute. The University.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.