APA引文

Walker, R. (2007). UNDER THE MICROSC0PE BREATHING HOW WE USE AIR. Grolier.

Chicago Style Citation

Walker, Richard. UNDER THE MICROSC0PE BREATHING HOW WE USE AIR. Grolier, 2007.

MLA引文

Walker, Richard. UNDER THE MICROSC0PE BREATHING HOW WE USE AIR. Grolier, 2007.

警告：這些引文格式不一定是100％准確.