Cita APA (7th ed.)
MacKenzie, W. S., Donaldson, C. H., & Guilford, C. (1984). Atlas of igneous rocks and their textures. Longman.
Cita Chicago (17th ed.)
MacKenzie, William Scott, C. H. Donaldson, i C. Guilford. Atlas of Igneous Rocks and Their Textures. Harlow: Longman, 1984.
Cita MLA (9th ed.)
MacKenzie, William Scott, et al. Atlas of Igneous Rocks and Their Textures. Longman, 1984.
Atenció: Aquestes cites poden no estar 100% correctes.