APA (7th ed.) Citation

Ritter, M. A., & Crispe, I. N. (1992). The thymus. Irl Press u.a.

Chicago Style (17th ed.) Citation

Ritter, Mary A., and I. Nicholas Crispe. The Thymus. Oxford: Irl Press u.a, 1992.

MLA (9th ed.) Citation

Ritter, Mary A., and I. Nicholas Crispe. The Thymus. Irl Press u.a, 1992.

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