APA (7th ed.) Citation

Oggins, R. S. (1998). Castles and fortresses. Barnes & Noble Books.

Chicago Style (17th ed.) Citation

Oggins, Robin S. Castles and Fortresses. New York, N.Y.: Barnes & Noble Books, 1998.

MLA (9th ed.) Citation

Oggins, Robin S. Castles and Fortresses. Barnes & Noble Books, 1998.