Citazione Stile APA (7a Edizione)

Dignum, H. E., Dignum, T. E., & Fuste', J. (1979). A general study of India and related physical geography (Rev. ed.). Frank Bros.

Citazione stile Chigago Style (17a edizione)

Dignum, H. E., T. E. Dignum, e J. Fuste'. A General Study of India and Related Physical Geography. Rev. ed. Delhi: Frank Bros, 1979.

Citatione MLA (9a ed.)

Dignum, H. E., et al. A General Study of India and Related Physical Geography. Rev. ed. Frank Bros, 1979.