(1973). Area handbook for Ecuador: Research and writing were completed Aug. 1972. US Gov. Print. Off.
Chicago-Zitierstil (17. Ausg.)Area Handbook for Ecuador: Research and Writing Were Completed Aug. 1972. Washington, DC: US Gov. Print. Off, 1973.
MLA-Zitierstil (9. Ausg.)Area Handbook for Ecuador: Research and Writing Were Completed Aug. 1972. US Gov. Print. Off, 1973.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.