APA ציטוט

Onkar singh et al. (1993). Frontiers in environmental geography. Concept Publishing Company.

Chicago Edition Citation

Onkar singh et al. Frontiers in Environmental Geography. New Delhi: Concept Publishing Company, 1993.

ציטוט MLA

Onkar singh et al. Frontiers in Environmental Geography. Concept Publishing Company, 1993.

אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.