Teachers' manual for Modern life arithmetics,
book[s] one[-six] (six book series),
by John Guy Fowlkes and Thomas Theodore Goff.
APA Citation
Fowlkes, J. Guy., Goff, T. Theodore. (1930). Teachers' manual for Modern life arithmetics: book[s] one[-six] (six book series). New York: The Macmillan company.
MLA Citation
Fowlkes, John Guy, 1898-, and Thomas Theodore Goff. Teachers' Manual for Modern Life Arithmetics: Book[s] One[-six] (six Book Series). New York: The Macmillan company, 1930.
Warning: These citations may not always be complete (especially for serials).