APA Style

Mulyasa, E. et al (1975). First things first students' book:an integrated course for beginners/L.G. Alexander ; illustrated by Tom Balley and Ted Pettengell . Jakarta: Kanisius.

MLA Style

Mulyasa, E.. et al. "First things first students' book:an integrated course for beginners/L.G. Alexander ; illustrated by Tom Balley and Ted Pettengell". Jakarta: Kanisius, 1975. .