APA (7th ed.) Citation

Allen, B. (1998). Edge of blue heaven: A journey through Mongolia (1. publ.). BBC.

Chicago Style (17th ed.) Citation

Allen, Benedict. Edge of Blue Heaven: A Journey Through Mongolia. 1. publ. London: BBC, 1998.

MLA (9th ed.) Citation

Allen, Benedict. Edge of Blue Heaven: A Journey Through Mongolia. 1. publ. BBC, 1998.

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