APA (7 ম সংস্করণ) উদ্ধৃতি

Lockwood, J. R., & Runion, G. E. (1978). Deductive systems: Finite and non-euclidean geometries. National Council of Teachers of Mathematics.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Lockwood, James R., এবং G E. Runion. Deductive Systems: Finite and Non-euclidean Geometries. Reston, VA: National Council of Teachers of Mathematics, 1978.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Lockwood, James R., এবং G E. Runion. Deductive Systems: Finite and Non-euclidean Geometries. National Council of Teachers of Mathematics, 1978.