APA (7th ed.) Citation

Speke, J. H. What Led to the Discovery of the Source of the Nile.

Chicago Style (17th ed.) Citation

Speke, John Hanning. What Led to the Discovery of the Source of the Nile.

MLA (9th ed.) Citation

Speke, John Hanning. What Led to the Discovery of the Source of the Nile.

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