Argues for the studying of the language learning process itself, rather than doing contrastive or error analyses for determining the source of error in second language acquisiton. Longitudinal and cross-sectional studies can help determine the language learning stages. A multidimensional model of language learning is proposed. (PJM)

Compares the acquisition of the syntax of negation in first-language development and second-language acquisition, particularly the acquisition of colloquial French and German by native speakers of Spanish. The comparison is intended to shed light on the principles and mechanisms underlying first- and second-language development. (67 references)…