Παραπομπή APA

Smith, K. M. (1968). Plant viruses (4th ed.). Methuen.

Παραπομπή Chicago Style

Smith, Kenneth M. Plant Viruses. 4th ed. Methuen, 1968.

Παραπομπή MLA

Smith, Kenneth M. Plant Viruses. 4th ed. Methuen, 1968.