Gaya APA

Concepts in Engineering. (2011). Jakarta: .

Gaya Chicago

Concepts in Engineering. Ed.2, Cet.1. Jakarta: , 2011. .

Gaya MLA

Concepts in Engineering. Ed.2, Cet.1. Jakarta: , 2011. .

Gaya Turabian

Concepts in Engineering. Jakarta: , 2011. .