George (2011). Historical Dictionary of New Religious Movements. Lanham, Maryland: Rowman & Littlefield. p. 48. ISBN 9780810861947. https://books.google
Tectonic and Volcanic Evolution of Mars. LPI Technical Report 89-04. Easton, Maryland: Lunar and Planetary Institute. p. 15. Bibcode:1989eamd.work...15B. CS1
Hindus in Pakistan Assessment for Hindus in Pakistan by University of Maryland Hindu majority district Thar Pakar in Pakistan Festival time for Pakistani