Cita APA (7a ed.)
Meggers, B. J., Evans, C., & Estrada, E. (1965). Early formative period of coastal Ecuador: The Valdivio and Machalilla phases. Smithsonian Institution.
Cita Chicago Style (17a ed.)
Meggers, Betty J., Clifford Evans, y Emilio Estrada. Early Formative Period of Coastal Ecuador: The Valdivio and Machalilla Phases. Washington: Smithsonian Institution, 1965.
Cita MLA (9a ed.)
Meggers, Betty J., et al. Early Formative Period of Coastal Ecuador: The Valdivio and Machalilla Phases. Smithsonian Institution, 1965.
Precaución: Estas citas no son 100% exactas.