APA (7th ed.) Citation

Pirin. (1999). Bulgaria. Weton-Wesgram B. V.

Chicago Style (17th ed.) Citation

Pirin. Bulgaria. Oud-Bejierland: Weton-Wesgram B. V, 1999.

MLA (9th ed.) Citation

Pirin. Bulgaria. Weton-Wesgram B. V, 1999.

Warning: These citations may not always be 100% accurate.