Gaya APA
Hudson, F, M., Adlong, D, W. (1970).
Introduction to mathematics. (1970).
:
Massachusetts : Addison-Wesley Pub. Co.,.
Gaya MLA
Hudson, Frank, M.., Adlong, Donald, W..
"Introduction to mathematics.".
1970
:
Massachusetts : Addison-Wesley Pub. Co.,,
1970.
Text.