APA (7th ed.) Citation

Marks, R. (1981). Psoriasis: A guide to one of the commonest skin diseases. Arco.

Chicago Style (17th ed.) Citation

Marks, Ronald. Psoriasis: A Guide to One of the Commonest Skin Diseases. Arco, 1981.

MLA (9th ed.) Citation

Marks, Ronald. Psoriasis: A Guide to One of the Commonest Skin Diseases. Arco, 1981.

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