APA Citation

Heel., A. (1950). INLEIDING IN DE OPTICA. Martinus Nijhoff.

Chicago Style Citation

Heel., ACS. INLEIDING IN DE OPTICA. Martinus Nijhoff, 1950.

MLA Citation

Heel., ACS. INLEIDING IN DE OPTICA. Martinus Nijhoff, 1950.

Warning: These citations may not always be 100% accurate.