APA (7th ed.) Citation

Breslich, E. R. (1938). Excursion in mathematics. The Orthovis company.

Chicago Style (17th ed.) Citation

Breslich, Ernst R. Excursion in Mathematics. Chicago: The Orthovis company, 1938.

MLA (9th ed.) Citation

Breslich, Ernst R. Excursion in Mathematics. The Orthovis company, 1938.

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