Gaya APA

Joule., J., Mills, K. (2000). Heterocyclic Chemistry 4th Ed. (4th Ed.). London: J.A. Joule and G.F. Smith.

Gaya MLA

Joule., J.A.., Mills, K.. "Heterocyclic Chemistry 4th Ed.". 4th Ed. London: J.A. Joule and G.F. Smith, 2000. Text.