Gaya APA

Lainhart, J. (2018). COBIT 2019 Implementation Guide; Implementing and Optimizing an Information and Technology Governance Solution . Schaumburg, USA: ISACA.

Gaya MLA

Lainhart, John. "COBIT 2019 Implementation Guide; Implementing and Optimizing an Information and Technology Governance Solution". Schaumburg, USA: ISACA, 2018. Text.