Sawhney,g.s. (2012). Non-conventional energy resources. PHI learning pvt.
Chicago Style (17th ed.) CitationSawhney,g.s. Non-conventional Energy Resources. Delhi: PHI learning pvt, 2012.
ציטוט MLASawhney,g.s. Non-conventional Energy Resources. PHI learning pvt, 2012.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.