APA (7th ed.) Citation

Manuel, F. E., & Newton, I. (1968). A portrait of Isaac Newton. Belknap Pr. of Harvard Univ. Pr.

Chicago Style (17th ed.) Citation

Manuel, Frank Edward, and Isaac Newton. A Portrait of Isaac Newton. Cambridge, Mass: Belknap Pr. of Harvard Univ. Pr, 1968.

MLA (9th ed.) Citation

Manuel, Frank Edward, and Isaac Newton. A Portrait of Isaac Newton. Belknap Pr. of Harvard Univ. Pr, 1968.

Warning: These citations may not always be 100% accurate.