Gaya APA

Kleden, M. (2004). Some Potential Areas Of Difficuli In Grammatical Structures Of Indonesian Learners Of English (From Contrastive To Error Analysis) . Makassar: Fak. Sastra 45 Makassar.

Gaya MLA

Kleden, Margaretha. "Some Potential Areas Of Difficuli In Grammatical Structures Of Indonesian Learners Of English (From Contrastive To Error Analysis)". Makassar: Fak. Sastra 45 Makassar, 2004. Text.