Heyrovska, R., & Narayan, S. (2011). Structures of molecules at the atomic level: Caffeine and related compounds. Philippine Journal of Science.
Citazione stile Chigago Style (17a edizione)Heyrovska, Raji, e Saraswathi Narayan. "Structures of Molecules at the Atomic Level: Caffeine and Related Compounds." Philippine Journal of Science 2011.
Citatione MLA (9a ed.)Heyrovska, Raji, e Saraswathi Narayan. "Structures of Molecules at the Atomic Level: Caffeine and Related Compounds." Philippine Journal of Science, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.