APA (7th ed.) Citation

Walker, A. E., & Johnson, H. C. (1946). Penicillin in neurology (1. ed.). Thomas.

Chicago Style (17th ed.) Citation

Walker, Arthur Earl, and Herbert C. Johnson. Penicillin in Neurology. 1. ed. Springfield, Ill: Thomas, 1946.

MLA (9th ed.) Citation

Walker, Arthur Earl, and Herbert C. Johnson. Penicillin in Neurology. 1. ed. Thomas, 1946.