Sampurno. Knowledge-based economy: Sumber keunggulan daya saing bangsa. Pustaka Pelajar.
Chicago Style (17th ed.) CitationSampurno. Knowledge-based Economy: Sumber Keunggulan Daya Saing Bangsa. Pustaka Pelajar.
MLA (8th ed.) CitationSampurno. Knowledge-based Economy: Sumber Keunggulan Daya Saing Bangsa. Pustaka Pelajar.
Warning: These citations may not always be 100% accurate.