Gaya APA

KRAMER, S. (2001). HIDDEN WORLDS: Looking Through a Scientist's Microscope (Cet. 10). Boston: Houghton Mifflin Company.

Gaya MLA

KRAMER, Stephen. "HIDDEN WORLDS: Looking Through a Scientist's Microscope". Cet. 10 Boston: Houghton Mifflin Company, 2001. Text.