Cita APA (7a ed.)

Gool, W. v. (1961). Fluorescence centres in ZnS. Philips Research Laboratories.

Cita Chicago Style (17a ed.)

Gool, W. van. Fluorescence Centres in ZnS. [Eindhoven: Philips Research Laboratories, 1961.

Cita MLA (8a ed.)

Gool, W. van. Fluorescence Centres in ZnS. Philips Research Laboratories, 1961.