Gaya APA

Ogle, L, T., Alsalam, N. (1991). The Condition of Education 1990 Volume 1: Elementary and Secondary Education . Washington: National Center for Education Statistics.

Gaya MLA

Ogle, Laurence, T.., Alsalam, Nabeel. "The Condition of Education 1990 Volume 1: Elementary and Secondary Education". Washington: National Center for Education Statistics, 1991. Art Original.