APA (7th ed.) Citation

Culberson, W. L. (1958). The chemical strains of the lichen Parmelia cetrarioides Del. in North America. Fundación Romulo Raggio.

Chicago Style (17th ed.) Citation

Culberson, William Louis. The Chemical Strains of the Lichen Parmelia Cetrarioides Del. in North America. Buenos Aires: Fundación Romulo Raggio, 1958.

MLA (9th ed.) Citation

Culberson, William Louis. The Chemical Strains of the Lichen Parmelia Cetrarioides Del. in North America. Fundación Romulo Raggio, 1958.

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