APA

Otto J., Andrews C., cawood m., guj p., stermole f., stermol j. & tilton j. (2006). Mining Royalties : A Global Study of Their Impact on Investors, Government ,and Civil Society. washington: the world bank.

Chicago

Otto James, Andrews Craig, cawood michael, guj pietro, stermole frank, stermol john and tilton john. 2006. Mining Royalties : A Global Study of Their Impact on Investors, Government ,and Civil Society. washington: the world bank.

Harvard

Otto J., Andrews C., cawood m., guj p., stermole f., stermol j. and tilton j. (2006). Mining Royalties : A Global Study of Their Impact on Investors, Government ,and Civil Society. washington: the world bank.

MLA

Otto James, Andrews Craig, cawood michael, guj pietro, stermole frank, stermol john and tilton john. Mining Royalties : A Global Study of Their Impact on Investors, Government ,and Civil Society. washington: the world bank. 2006.