APA (7th ed.) Citation

Elster, J. C., Brend'amour, R., & Couissinier, M. (1862). A pictorial catechism. Schulgen.

Chicago Style (17th ed.) Citation

Elster, Johann Christian, R. Brend'amour, and M.B Couissinier. A Pictorial Catechism. Paris: Schulgen, 1862.

MLA (9th ed.) Citation

Elster, Johann Christian, et al. A Pictorial Catechism. Schulgen, 1862.