MLA

Krygowski, Tadeusz M, Tadeusz Marek Krygowski, and Michal Ksawery Cyranski. Aromaticity In Heterocyclic Compounds. Springer Berlin Heidelberg, 2009.

APA

Krygowski, T. M, Krygowski, T. Marek, & Cyranski, M. Ksawery. (2009). Aromaticity in Heterocyclic Compounds. Springer Berlin Heidelberg.

Chicago

Krygowski, Tadeusz M., Tadeusz Marek Krygowski, and Michal Ksawery Cyranski. Aromaticity In Heterocyclic Compounds. : Springer Berlin Heidelberg, 2009.