Παραπομπή APA

Motz, L. (1960). Rediscovery of earth. Van Nostrand reinhold company.

Παραπομπή Chicago Style

Motz, Lioyd. Rediscovery of Earth. New York: Van Nostrand reinhold company, 1960.

Παραπομπή MLA

Motz, Lioyd. Rediscovery of Earth. Van Nostrand reinhold company, 1960.