(Persero), P. P. X. (1987). STATISTIK 1986. PTP XXVI.
Chicago Style (17th ed.) Citation(Persero), PT Perkebunan XXVI. STATISTIK 1986. PTP XXVI, 1987.
MLA (8th ed.) Citation(Persero), PT Perkebunan XXVI. STATISTIK 1986. PTP XXVI, 1987.
Warning: These citations may not always be 100% accurate.