APA (7th ed.) Citation

Opetina, L. N. (2012). The novel way of learning grammar. Mindshapers Co.

Chicago Style (17th ed.) Citation

Opetina, Leandro N. The Novel Way of Learning Grammar. Manila: Mindshapers Co, 2012.

MLA (9th ed.) Citation

Opetina, Leandro N. The Novel Way of Learning Grammar. Mindshapers Co, 2012.