APA Citation

Sierra Gutiérrez, F. Los prefacios de "insight, a study of human understanding.

Chicago Style Citation

Sierra Gutiérrez, Francisco. Los Prefacios De "insight, a Study of Human Understanding.

MLA Citation

Sierra Gutiérrez, Francisco. Los Prefacios De "insight, a Study of Human Understanding.

Warning: These citations may not always be 100% accurate.