Dyfyniad APA

Baxter, J. P. (1968). Scientists against time. M.I.T. Press.

Dyfyniad Arddull Chicago

Baxter, James Phinney. Scientists Against Time. Cambridge, Mass.: M.I.T. Press, 1968.

Dyfyniad MLA

Baxter, James Phinney. Scientists Against Time. M.I.T. Press, 1968.

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