APA (7th ed.) Citation

(1989). APL, a problem-oriented introduction / Michael A. Curth and Helmut Edelmann ; translator, Derek Lewis.

Chicago Style (17th ed.) Citation

APL, a Problem-oriented Introduction / Michael A. Curth and Helmut Edelmann ; Translator, Derek Lewis. 1989.

MLA (9th ed.) Citation

APL, a Problem-oriented Introduction / Michael A. Curth and Helmut Edelmann ; Translator, Derek Lewis. 1989.

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