GEO-1 can be ordered through Oxford University Press (OUP):
Oxford University Press,
2001 Evans Road,
Please contact OUP's Customer Service Department
Monday-Friday between 8:15 am - 5:00 pm (US Eastern Time).
We do not recommend that you email credit card information.
Paperback US$ 24.95, plus shipping and handling costs.
Hard cover US$ 39.95, plus shipping and handling costs.
Prices have not yet been determined.
Please, send queries by e-mail or fax to Oxford University Press in the USA.