Παραπομπή APA

(1942). Natural sines and cosines to eight decimal places /. Washington: United States goverment printing office.

Παραπομπή Chicago Style

Natural Sines and Cosines to Eight Decimal Places /. Washington: United States goverment printing office, 1942.

Παραπομπή MLA

Natural Sines and Cosines to Eight Decimal Places /. Washington: United States goverment printing office, 1942.

Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.