Mears, L. A., Siwijatmo, J. B. D., & Pamungkas, S. B. (1977). Project evaluation: Exercises adapted for Indonesia (Rev.). Program Perencanaan Nasional, FEUI-Bappenas : Distributed by Lembaga Penerbit Fakultas Ekonomi, Universitas Indonesia.

Mears, Leon A., J. B. Djarot Siwijatmo, and Sri Bintang Pamungkas. Project Evaluation: Exercises Adapted for Indonesia. Rev. [Jakarta]: Program Perencanaan Nasional, FEUI-Bappenas : Distributed by Lembaga Penerbit Fakultas Ekonomi, Universitas Indonesia, 1977.

Mears, Leon A., et al. Project Evaluation: Exercises Adapted for Indonesia. Rev. Program Perencanaan Nasional, FEUI-Bappenas : Distributed by Lembaga Penerbit Fakultas Ekonomi, Universitas Indonesia, 1977.