APA (7th ed.) Citation

Heffelbower, G. F. (1909). The Vocabulary of High School Latin and How to Master It.

Chicago Style (17th ed.) Citation

Heffelbower, G. F. The Vocabulary of High School Latin and How to Master It. 1909.

MLA (9th ed.) Citation

Heffelbower, G. F. The Vocabulary of High School Latin and How to Master It. 1909.

Warning: These citations may not always be 100% accurate.