Dyfyniad APA

Parker, S. P. (1982). McGraw-Hill concise encyclopedia of science and technology. McGraw-Hill.

Dyfyniad Arddull Chicago

Parker, Sybil P. McGraw-Hill Concise Encyclopedia of Science and Technology. New York: McGraw-Hill, 1982.

Dyfyniad MLA

Parker, Sybil P. McGraw-Hill Concise Encyclopedia of Science and Technology. McGraw-Hill, 1982.

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