Παραπομπή APA

Roberts, D. A., & Boothroyd, C. (1972). Fundamentals of plant pathology. W.H Freeman and CO.

Παραπομπή Chicago Style

Roberts, Daniel A., και Carlw Boothroyd. Fundamentals of Plant Pathology. San Francisco: W.H Freeman and CO, 1972.

Παραπομπή MLA

Roberts, Daniel A., και Carlw Boothroyd. Fundamentals of Plant Pathology. W.H Freeman and CO, 1972.