APA ציטוט

Eckham, W. (1973). Matched asymptotic expansions and singular perturbation. Amsterdam.

Chicago Edition Citation

Eckham, Wiktor. Matched Asymptotic Expansions and Singular Perturbation. Amsterdam, 1973.

ציטוט MLA

Eckham, Wiktor. Matched Asymptotic Expansions and Singular Perturbation. Amsterdam, 1973.