Παραπομπή σε μορφή APA (7η εκδ.)

Feeman, T. G. (2002). Portraits of the earth: A mathematician looks at maps. American Mathematical Society.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Feeman, Timothy G. Portraits of the Earth: A Mathematician Looks at Maps. Providence, RI: American Mathematical Society, 2002.

Παραπομπή σε μορφή MLA (8th εκδ.)

Feeman, Timothy G. Portraits of the Earth: A Mathematician Looks at Maps. American Mathematical Society, 2002.