APA (7th ed.) Citation

Tappan, E. M. (1917). The little book of the flag. Houghton Mifflin Co.

Chicago Style (17th ed.) Citation

Tappan, Eva March. The Little Book of the Flag. Boston, New York [etc.]: Houghton Mifflin Co, 1917.

MLA (8th ed.) Citation

Tappan, Eva March. The Little Book of the Flag. Houghton Mifflin Co, 1917.