00529cam a22002051 4500 sa 64001279 DLC 20260227112001.0 890421m19621965io 000 0adut sa 64001279 (OCoLC)23433195 DLC MiU DLC premarc HD37.I52 M3 Manullang, Manginar. Dasar-dasar management oleh M. Manullang. Medan, "Deli," 1962-65. 2 v. 20-22 cm. Industrial management 56673 56673