Maciaszek, Leszek A.
Requirements analysis and system design
Pearson, 2005
 Buku Teks SO
Radityo Dwi Wicaksono
Spesifikasi kebutuhan sistem informasi roadnet integrasi dengan dynamics axapta pada pt sewu segar nusantara = Requirements specification for roadnet information system integration with dynamics axapta at pt sewu segar nusantara / Radityo Dwi Wicaksono
2014
 UI - Tesis Membership
Arthur, Lowel Jay
Rapid evolutionary development: requirements, prototyping and software creation
Wiley, 1991
 Buku Teks SO
Muhammad Satria Buana
Analisis Kesenjangan Terhadap Implementasi Requirements Perangkat Lunak Pada Scrum = Gap Analysis of Software Requirements Implementation in Scrum
Fakultas Ilmu Komputer Universitas Indonesia, 2021
 UI - Tesis Membership
Application environment specification (AES) : user environment volume, revision B
Open Software Foundation
Prentice-Hall, 1991
 Buku Referensi