1. 01. English Non Fiction The Canadian Shield / | The Canadian Shield / by Schwartzenberger, Tina. Publication: Calgary : Weigl, 2006 . 48 p. : 27 cm. Date:2006 Availability: Copies available: (1), Actions:
2. 01. English Non Fiction The Canadian Shield / by Schwartzenberger, Tina, Publication: . pages cm. , Originally published: Calgary : Weigl Educational Publishers, 2005. Availability: Copies available: (1), Actions: