APA (7th ed.) Citation

S. Tomova, N. Raycheva, & N. Tsanova. (2012). A Case Study: Key Competencies Integrating in Compulsory Elective Subject "Nature as Inspiration" [In Bulgarian]. University of Sofia.

Chicago Style (17th ed.) Citation

S. Tomova, N. Raycheva, and N. Tsanova. A Case Study: Key Competencies Integrating in Compulsory Elective Subject "Nature as Inspiration" [In Bulgarian]. University of Sofia, 2012.

MLA (9th ed.) Citation

S. Tomova, et al. A Case Study: Key Competencies Integrating in Compulsory Elective Subject "Nature as Inspiration" [In Bulgarian]. University of Sofia, 2012.