Colorado. Parks and Wildlife, Colorado. Tourism Office, & Colorado. State Board of the Great Outdoors Colorado Trust Fund. (2016). A Quick guide to Colorado's 42 state parks (2016 edition.). Colorado Parks and Wildlife : Great Outdoors Colorado : Colorado Tourism Office.
Chicago Style (17th ed.) CitationColorado. Parks and Wildlife, Colorado. Tourism Office, and Colorado. State Board of the Great Outdoors Colorado Trust Fund. A Quick Guide to Colorado's 42 State Parks. 2016 edition. Denver, Colo.: Colorado Parks and Wildlife : Great Outdoors Colorado : Colorado Tourism Office, 2016.
MLA (8th ed.) CitationColorado. Parks and Wildlife, et al. A Quick Guide to Colorado's 42 State Parks. 2016 edition. Colorado Parks and Wildlife : Great Outdoors Colorado : Colorado Tourism Office, 2016.