APA (7th ed.) Citation

(2008). Gradus. Vandenhoeck & Ruprecht.

Chicago Style (17th ed.) Citation

Gradus. Göttingen: Vandenhoeck & Ruprecht, 2008.

MLA (9th ed.) Citation

Gradus. Vandenhoeck & Ruprecht, 2008.

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