Rhyngrwyd

Stanford University

Manylion daliadau o Stanford University
Rhif Galw: DC768 .P37 1996

Yale University

Manylion daliadau o Yale University
Rhif Galw: NX180 S6 P36X 1996 (LC)

University of Chicago

Manylion daliadau o University of Chicago
Rhif Galw: NX180.S6P375 1996

Harvard University

Manylion daliadau o Harvard University
Rhif Galw: NX180.S6 P36 1996

Cornell University

Manylion daliadau o Cornell University
Rhif Galw: NX180.S6 P36 1996z