Παραπομπή APA

Wilks, J. (1967). properties of liquid and solid helium. Clarendon.

Παραπομπή Chicago Style

Wilks, J. Properties of Liquid and Solid Helium. Oxford: Clarendon, 1967.

Παραπομπή MLA

Wilks, J. Properties of Liquid and Solid Helium. Clarendon, 1967.