Gaya APA

SALENGKE, . (2012). Engineering economy: techiques for project and business feasibility analysis (Cetakan 1). Makassar: Identiteas Unhas.

Gaya MLA

SALENGKE, . "Engineering economy: techiques for project and business feasibility analysis". Cetakan 1 Makassar: Identiteas Unhas, 2012. FAKULTAS TEKNIK.