O'Neill, H. (1934). The hardness of metals and its measurement. Chapman & Hall, ltd..
Citación estilo ChicagoO'Neill, Hugh. The Hardness of Metals and Its Measurement. London,: Chapman & Hall, ltd., 1934.
Cita MLAO'Neill, Hugh. The Hardness of Metals and Its Measurement. Chapman & Hall, ltd., 1934.
Warning: These citations may not always be 100% accurate.