APA (7th ed.) Citation

Danforth, S. The New-England almanack for the year of our Lord, 1686: ... calculated to 315 gr. longitude and 42 gr. 30 m. north latitude. ...

Chicago Style (17th ed.) Citation

Danforth, Samuel. The New-England Almanack for the Year of Our Lord, 1686: ... Calculated to 315 Gr. Longitude and 42 Gr. 30 M. North Latitude. ...

MLA (9th ed.) Citation

Danforth, Samuel. The New-England Almanack for the Year of Our Lord, 1686: ... Calculated to 315 Gr. Longitude and 42 Gr. 30 M. North Latitude. ...