APA

Daniels G., McPhee C. & McCurdy P. (2013). Nondestructive core-stregth testes uses steel ball to evaluate hardness. : .

Chicago

Daniels Gillians, McPhee Colin and McCurdy Philip. 2013. Nondestructive core-stregth testes uses steel ball to evaluate hardness. : .

Harvard

Daniels G., McPhee C. and McCurdy P. (2013). Nondestructive core-stregth testes uses steel ball to evaluate hardness. : .

MLA

Daniels Gillians, McPhee Colin and McCurdy Philip. Nondestructive core-stregth testes uses steel ball to evaluate hardness. : . 2013.