APA ציטוט

Singer,Ronald. (1999). Encyclopedia of paleontology: M- Z. Fitzroy Dearborn Publishers.

Chicago Edition Citation

Singer,Ronald. Encyclopedia of Paleontology: M- Z. Chicago: Fitzroy Dearborn Publishers, 1999.

ציטוט MLA

Singer,Ronald. Encyclopedia of Paleontology: M- Z. Fitzroy Dearborn Publishers, 1999.