Gaya APA

Bloom, B, S. (1971). Taxonomy of Educational Objectives. The Classification of Educational Goals. Handbook I: Cognitive Domain . Canada: David McKay Co., Inc..

Gaya MLA

Bloom, Benjamin, S.. "Taxonomy of Educational Objectives. The Classification of Educational Goals. Handbook I: Cognitive Domain". Canada: David McKay Co., Inc., 1971. Printed.