Building out into the dark : theory and observation in science and psychoanalysis

Observation in the language classroom

Observation: origins and approaches in early childhood

Issues in participant observation : a text and reader

Observation on the feeding of Nudibranch Phyllidia varicosa Lamarck, 1801 on the sponge Axinyssa cf. aculeata Wilson, 1925 in coral reefs of Pramuka Island, Thousand Island National Park, Indonesia