Παραπομπή APA

NW Schaad. (1992). Plant pathogenic bacteria (2.). International book distributors.

Παραπομπή Chicago Style

NW Schaad. Plant Pathogenic Bacteria. 2. Dehra Dun: International book distributors, 1992.

Παραπομπή MLA

NW Schaad. Plant Pathogenic Bacteria. 2. International book distributors, 1992.