Παραπομπή σε μορφή APA (7η εκδ.)

Leech, J. (1975). Two papers: H-coextensions of monoids and the structure of a band of groups. American Mathematical Society.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Leech, Jonathan. Two Papers: H-coextensions of Monoids and the Structure of a Band of Groups. Providence, R.I.: American Mathematical Society, 1975.

Παραπομπή σε μορφή MLA (9th εκδ.)

Leech, Jonathan. Two Papers: H-coextensions of Monoids and the Structure of a Band of Groups. American Mathematical Society, 1975.