APA (7th ed.) Citation

Gava, G., Lu-Adler, H., & Vesper, A. Introduction. Rosenberg & Sellier.

Chicago Style (17th ed.) Citation

Gava, Gabriele, Huaping Lu-Adler, and Achim Vesper. Introduction. Rosenberg & Sellier.

MLA (9th ed.) Citation

Gava, Gabriele, et al. Introduction. Rosenberg & Sellier.