APA (7th ed.) Citation

Heinrichs, W. (1995). The classification of the sciences and the consolidation of philology in classical Islam. Centres of learning, 119-139.

Chicago Style (17th ed.) Citation

Heinrichs, Wolfhart. "The Classification of the Sciences and the Consolidation of Philology in Classical Islam." Centres of Learning 1995: 119-139.

MLA (8th ed.) Citation

Heinrichs, Wolfhart. "The Classification of the Sciences and the Consolidation of Philology in Classical Islam." Centres of Learning, 1995, pp. 119-139.