Leeworthy, V. R., Schruefer, D., & Wiley, P. C. (1990). Expenditure profiles of visitors to southern California coastal areas. National Oceanic and Atmospheric Administration, Office of Oceanography and Marine Assessment, Ocean Assessments Division, Strategic Assessment Branch.
Chicago Style (17th ed.) CitationLeeworthy, Vernon R., Dan Schruefer, and Peter C. Wiley. Expenditure Profiles of Visitors to Southern California Coastal Areas. Rockville, Md.: National Oceanic and Atmospheric Administration, Office of Oceanography and Marine Assessment, Ocean Assessments Division, Strategic Assessment Branch, 1990.
MLA (9th ed.) CitationLeeworthy, Vernon R., et al. Expenditure Profiles of Visitors to Southern California Coastal Areas. National Oceanic and Atmospheric Administration, Office of Oceanography and Marine Assessment, Ocean Assessments Division, Strategic Assessment Branch, 1990.