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Are you Jefferson Lisboa Melo, author of the books below?
Guia Preparatório para a Certificação ITIL FOUNDATION by Jefferson Lisboa Melo Gerenciamento Ágil de Projetos by Jefferson Lisboa Melo Do Iniciante ao Profissional em Segurança Cibernética by Jefferson Lisboa Melo Guia Preparatório para a Certificação PRINCE2 Foundation by Jefferson Lisboa Melo Guia Preparatório para a Certificação ITIL 4 Foundation by Jefferson Lisboa Melo Certificação CCNA by Alexandre Vieira de Oliveira Liderança by Frederico Aranha Liderança by Frederico Aranha


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