උසස් පෙළ ආර්ථික විද්යාව/ W.M. Semasinghe by
Material type: Text; Format:
print
; Literary form:
Not fiction
Original language: Sin
Publication details: Battaramulla: "Educational publications," 2009
Availability: Items available for reference: IBSL Library: Not for loan (1)Call number: 330 SEM.