Style de citation APA (7e éd.)

Hristova, S. G. (2009). Qualitative investigations and approximate methods for impulsive equations. Nova Science Publishers, Inc..

Style de citation Chicago (17e éd.)

Hristova, Snezhana G. Qualitative Investigations and Approximate Methods for Impulsive Equations. New York: Nova Science Publishers, Inc., 2009.

Style de citation MLA (9e éd.)

Hristova, Snezhana G. Qualitative Investigations and Approximate Methods for Impulsive Equations. Nova Science Publishers, Inc., 2009.