The missing maple syrup sap mystery :
or, How maple syrup is made /
story and pictures by Gail Gibbons.
APA Citation
Gibbons, G. (1979). The missing maple syrup sap mystery: or, How maple syrup is made. New York: F. Warne.
MLA Citation
Gibbons, Gail. The Missing Maple Syrup Sap Mystery: Or, How Maple Syrup Is Made. New York: F. Warne, 1979.
Warning: These citations may not always be complete (especially for serials).