Παραπομπή APA

Howard, C. G., & Summers, R. S. (1965). Law its nature,functions and limits. Prentice Hall.

Παραπομπή Chicago Style

Howard, Charles G., και Robert S. Summers. Law Its Nature,functions and Limits. New Jersey: Prentice Hall, 1965.

Παραπομπή MLA

Howard, Charles G., και Robert S. Summers. Law Its Nature,functions and Limits. Prentice Hall, 1965.