Royal Geographical Society (Great Britain), Freshfield, D. W., & Wharton, W. J. L. (1889). Hints to travellers, scientific and general (6th ed., rev. and enl.). Royal Geographical Society.
Citación estilo ChicagoRoyal Geographical Society (Great Britain), Douglas William Freshfield, and W. J. L. Wharton. Hints to Travellers, Scientific and General. 6th ed., rev. and enl. London: Royal Geographical Society, 1889.
Cita MLARoyal Geographical Society (Great Britain), et al. Hints to Travellers, Scientific and General. 6th ed., rev. and enl. Royal Geographical Society, 1889.
Warning: These citations may not always be 100% accurate.