APA Citation

focus, M. (2009). Mathematics 4A For Elementary School Year IV. Yudistira.

Chicago Style Citation

focus, Mathematics. Mathematics 4A For Elementary School Year IV. Yudistira, 2009.

MLA Citation

focus, Mathematics. Mathematics 4A For Elementary School Year IV. Yudistira, 2009.

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