APA Style

Schoenberg, Irene E., Maurer, Jay. (2006). Focus on grammar 1: an integrated skills approach. 2nd ed. (2nd ed.). New York: Pearson Education International.

Chicago Style

Schoenberg, Irene E., Maurer, Jay. Focus on grammar 1: an integrated skills approach. 2nd ed.. 2nd ed. New York: Pearson Education International, 2006. Text.

MLA Style

Schoenberg, Irene E., Maurer, Jay. Focus on grammar 1: an integrated skills approach. 2nd ed.. 2nd ed. New York: Pearson Education International, 2006. Text.

Turabian Style

Schoenberg, Irene E., Maurer, Jay. Focus on grammar 1: an integrated skills approach. 2nd ed.. 2nd ed. New York: Pearson Education International, 2006. Print.