APA (7th ed.) Citation

Cretu, M., Fairstein, D., Peterson, F., & Mouquet, E. MCMXC a.d. ; The cross of changes.

Chicago Style (17th ed.) Citation

Cretu, Michael, David Fairstein, Frank Peterson, and Eric Mouquet. MCMXC A.d. ; The Cross of Changes.

MLA (9th ed.) Citation

Cretu, Michael, et al. MCMXC A.d. ; The Cross of Changes.