APA Style

UNKNOWN, P. (1993). Graft Transmissible Diseases of Gropevines Handbook for Detection and Diagnosis . Roma: Food and Agricullture Organization of the United Nations.

MLA Style

UNKNOWN, PENULIS. "Graft Transmissible Diseases of Gropevines Handbook for Detection and Diagnosis". Roma: Food and Agricullture Organization of the United Nations, 1993. Text.