Dyfyniad APA

Meschkowski, H. (1966). Unsolved and unsolvable problems in geometry. F. Ungar Publishing.

Dyfyniad Arddull Chicago

Meschkowski, Herbert. Unsolved and Unsolvable Problems in Geometry. New York: F. Ungar Publishing, 1966.

Dyfyniad MLA

Meschkowski, Herbert. Unsolved and Unsolvable Problems in Geometry. F. Ungar Publishing, 1966.

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