Παραπομπή APA

Wheeler, H. (1994). Popular cyclopaedia of life science. New Delhi.

Παραπομπή Chicago Style

Wheeler, Harold. Popular Cyclopaedia of Life Science. C'wealth publishers: New Delhi, 1994.

Παραπομπή MLA

Wheeler, Harold. Popular Cyclopaedia of Life Science. New Delhi, 1994.