Gaya APA

WILLIAMS, R, I. et al (1989.). VOGEL'S Textbook of practical organic chemistry (5th ed.). Harlow: Prentice Hall.

Gaya MLA

WILLIAMS, Robert, I. et al. "VOGEL'S Textbook of practical organic chemistry". 5th ed. Harlow: Prentice Hall, 1989.. Buku.