APA (7th ed.) Citation

Steins, M., Thomas, M., & Geißler, M. (2018). Erlotinib. Small molecules in oncology.

Chicago Style (17th ed.) Citation

Steins, Martin, Michael Thomas, and Michael Geißler. "Erlotinib." Small Molecules in Oncology 2018.

MLA (9th ed.) Citation

Steins, Martin, et al. "Erlotinib." Small Molecules in Oncology, 2018.