APA Style

Sund, R, B., Trowbridge, L, W. (1974). Teaching Science by Inquiry in the Secondary School Second Edition (Kedua). Ohio: Charles E. Merril Publishing Company.

MLA Style

Sund, Robert, B.., Trowbridge, Leslie, W.. "Teaching Science by Inquiry in the Secondary School Second Edition". Kedua Ohio: Charles E. Merril Publishing Company, 1974. Text.