APA (7th ed.) Citation

Nelles, P., & Guisen, P. Diffusion alternative. Ottignies.

Chicago Style (17th ed.) Citation

Nelles, Paulette, and Paul Guisen. Diffusion Alternative. Ottignies.

MLA (8th ed.) Citation

Nelles, Paulette, and Paul Guisen. Diffusion Alternative. Ottignies.

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