Vernon, G. (1980). Sugars and sirups from Canada. Washington: United States international trade commission.
Chicago Style CitationVernon, Greer. Sugars and Sirups From Canada. Washington: United States international trade commission, 1980.
Cita MLAVernon, Greer. Sugars and Sirups From Canada. Washington: United States international trade commission, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.