APA (7th ed.) Citation

Imlay, R. W. (1968). Lower Jurassic (Pliensbachian and Toarcian) ammonites from eastern Oregon and California: Ammonite faunas of Mediterranean affinities characterize the upper part of Lower Jurassic sequences in Oregon and California. United States Government Print. Office.

Chicago Style (17th ed.) Citation

Imlay, Ralph W. Lower Jurassic (Pliensbachian and Toarcian) Ammonites from Eastern Oregon and California: Ammonite Faunas of Mediterranean Affinities Characterize the Upper Part of Lower Jurassic Sequences in Oregon and California. Washington, DC: United States Government Print. Office, 1968.

MLA (9th ed.) Citation

Imlay, Ralph W. Lower Jurassic (Pliensbachian and Toarcian) Ammonites from Eastern Oregon and California: Ammonite Faunas of Mediterranean Affinities Characterize the Upper Part of Lower Jurassic Sequences in Oregon and California. United States Government Print. Office, 1968.