APA (7th ed.) Citation

Ilijev, L. G. (1985). MATHEMATICS AND DEVELOPMENT. METHODOLOGICAL PROBLEMS. ESSAYS. PUBLISHING OF BULGARIAN ACAD. OF SCIENCES.

Chicago Style (17th ed.) Citation

Ilijev, Ljubomir Georgijev. MATHEMATICS AND DEVELOPMENT. METHODOLOGICAL PROBLEMS. ESSAYS. Sofia: PUBLISHING OF BULGARIAN ACAD. OF SCIENCES, 1985.

MLA (9th ed.) Citation

Ilijev, Ljubomir Georgijev. MATHEMATICS AND DEVELOPMENT. METHODOLOGICAL PROBLEMS. ESSAYS. PUBLISHING OF BULGARIAN ACAD. OF SCIENCES, 1985.

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