Dyfyniad APA

Ayres, F. (1954). Theory and problems of place and spherical trigonometry. McGraw-Hill.

Dyfyniad Arddull Chicago

Ayres, Frank. Theory and Problems of Place and Spherical Trigonometry. New York: McGraw-Hill, 1954.

Dyfyniad MLA

Ayres, Frank. Theory and Problems of Place and Spherical Trigonometry. McGraw-Hill, 1954.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.