APA

Jerrard H. M., .A dictionary of scientific units : including dimensionless numbers and scales. London ; New York :Chapman and Hall,1980: .

Chicago

Jerrard H.G/D.B McNeill, .A dictionary of scientific units : including dimensionless numbers and scales. London ; New York :Chapman and Hall,1980: .

Harvard

Jerrard H. M., .A dictionary of scientific units : including dimensionless numbers and scales. London ; New York :Chapman and Hall,1980: .

MLA

Jerrard H.G/D.B McNeill, .London ; New York :Chapman and Hall,1980: . .