expert, Robert McNamara History Expert Robert J. McNamara is a history; editor, former magazine journalist He was Amazon com's first-ever history; York, has bylines in New; Tribune, the Chicago; McNamara, other national outlets our editorial process Robert. "Why 1816 Was the Year Without a Summer". ThoughtCo (به انگلیسی). Retrieved 2021-05-19. {{cite web}}: |نام خانوادگی2= has generic name (help)
