Garland, G. D., & Apel, J. R. (1990). Quo vadimus: : geophysics for the next generation. Washington, DC.: American Geophysical Union.
Παραπομπή Chicago StyleGarland, G. D., and John R. Apel. Quo Vadimus: : Geophysics for the Next Generation. Washington, DC.: American Geophysical Union, 1990.
Παραπομπή MLAGarland, G. D., and John R. Apel. Quo Vadimus: : Geophysics for the Next Generation. Washington, DC.: American Geophysical Union, 1990.
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