TY - RPRT TI - Geomorphology and depositional subenvironments of Gulf Islands National Seashore, Perdido Key and Santa Rosa Island, Florida AU - Robert A. Morton AU - Marilyn C. Montgomery PY - 2010 DO - 10.3133/ofr20101330 UR - https://pubs.usgs.gov/publication/ofr20101330 ID - ofr20101330 ER -