Idika [45, p.3] claims - "Malware has had a tremendous impact on the world".

Idika [45, p.3] claims: "Malware has had a tremendous impact on the world."

Idika [45, p.3] claims, "Malware has had a tremendous impact on the world."

Idika [45, p.3] claims: «Malware has had a tremendous impact on the world».